1. P6-Based Xeons

Pentium II Xeon

"Drake" (250 nm)

• All models support: MMX
• All models support quad-processor configurations

| Pentium II Xeon 400 | | 400 MHz | 512 KiB | 100 MT/s | 4× | 2.0 V | | | style="text-align:right;" | June 1998 | | $1124 |-

| Pentium II Xeon 400 | | 400 MHz | 1 MiB | 100 MT/s | 4× | 2.0 V | | | style="text-align:right;" | June 1998 | | $2836 |-

| Pentium II Xeon 450 | | 450 MHz | 512 KiB | 100 MT/s | 4.5× | 2.0 V | | | style="text-align:right;" | October 1998 | | $824 |-

| Pentium II Xeon 450 | | 450 MHz | 1 MiB | 100 MT/s | 4.5× | 2.0 V | | | style="text-align:right;" | January 1999 | | $1980 |-

| Pentium II Xeon 450 | | 450 MHz | 2 MiB | 100 MT/s | 4.5× | 2.0 V | | | style="text-align:right;" | January 1999 | | $3692 |-

Pentium III Xeon

"Tanner" (250 nm)

• Based on P6 microarchitecture
• All models support: MMX, SSE
• All models support quad-processor configurations
• Die size: 123 mm²
• Steppings: B0, C0

| Pentium III Xeon 500 | | 500 MHz | 512 KiB | 100 MT/s | 5× | 2.0 V | | | style="text-align:right;" | March 17, 1999 | | $931 |-

| Pentium III Xeon 500 | | 500 MHz | 1 MiB | 100 MT/s | 5× | 2.0 V | | | style="text-align:right;" | March 17, 1999 | | $1980 |-

| Pentium III Xeon 500 | | 500 MHz | 2 MiB | 100 MT/s | 5× | 2.0 V | | | style="text-align:right;" | March 17, 1999 | | $3692 |-

| Pentium III Xeon 550 | | 550 MHz | 512 KiB | 100 MT/s | 5.5× | 2.0 V | | | style="text-align:right;" | April 7, 1999 | | OEM |-

| Pentium III Xeon 550 | | 550 MHz | 1 MiB | 100 MT/s | 5.5× | 2.0 V | | | style="text-align:right;" | August 23, 1999 | | OEM |-

| Pentium III Xeon 550 | | 550 MHz | 2 MiB | 100 MT/s | 5.5× | 2.0 V | | | style="text-align:right;" | August 23, 1999 | | OEM |-

"Cascades" (180 nm)

• All models support: MMX, SSE
• Only Xeon 700 and 900 are capable of quad processor configurations

| Pentium III Xeon 600 | | 600 MHz | 256 KiB | 133 MT/s | 4.5× | 5–12 V | | | style="text-align:right;" | October 1999 | | $505 |-

| Pentium III Xeon 667 | | 667 MHz | 256 KiB | 133 MT/s | 5× | 5–12 V | | | style="text-align:right;" | October 25, 1999 | | OEM |-

| Pentium III Xeon 700 | | 700 MHz | 1 MiB | 100 MT/s | 7× | 5–12 V | | | style="text-align:right;" | May 22, 2000 | | OEM |-

| Pentium III Xeon 700 | | 700 MHz | 2 MiB | 100 MT/s | 7× | 5–12 V | | | style="text-align:right;" | May 22, 2000 | | OEM |-

| Pentium III Xeon 733 | | 733 MHz | 256 KiB | 133 MT/s | 5.5× | 5–12 V | | | style="text-align:right;" | October 25, 1999 | | OEM |-

| Pentium III Xeon 800 | | 800 MHz | 256 KiB | 133 MT/s | 6× | 5–12 V | | | style="text-align:right;" | January 12, 2000 | | OEM |-

| Pentium III Xeon 866 | | 867 MHz | 256 KiB | 133 MT/s | 6.5× | 5–12 V | | | style="text-align:right;" | March 13, 2000 | | OEM |-

| Pentium III Xeon 900 | | 900 MHz | 2 MiB | 100 MT/s | 9× | 5–12 V | | | style="text-align:right;" | March 21, 2001 | | OEM |-

| Pentium III Xeon 933 | | 933 MHz | 256 KiB | 133 MT/s | 7× | 5–12 V | | | style="text-align:right;" | July 2000 | | OEM |-

| Pentium III Xeon 1.00 | | 1000 MHz | 256 KiB | 133 MT/s | 7.5× | 5–12 V | | | style="text-align:right;" | August 22, 2000 | | OEM |-

2. NetBurst-Based Xeons

Xeon (UP/DP)

"Foster" (180 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Multiplier	Voltage	TDP	Socket	Release Date	Part Number(s)
Xeon 1.4	SL4WX (C1) SL56G (C1)	1400 MHz	256 KB	400 MT/s	14x	1.75 V	56 W	Socket 603	May 21, 2001	RN80528KC017G0K
Xeon 1.5	SL4ZT (C1) SL5U6 (D0) SL4WY (C1) SL5TD (D0)	1500 MHz	256 KB	400 MT/s	15x	1.75 V	59.2 W	Socket 603	May 21, 2001	RN80528KC021G0K
Xeon 1.7	SL56N (C1) SL5U7 (D0) SL56H (C1) SL5TE (D0)	1700 MHz	256 KB	400 MT/s	17x	1.75 V	65.8 W	Socket 603	May 21, 2001	RN80528KC029G0K
Xeon 2.0	SL5U8 (D0) SL5TH (D0)	2000 MHz	256 KB	400 MT/s	20x	1.75 V	77.5 W	Socket 603	September 2001	RN80528KC041G0K

"Prestonia" (130 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, Hyper-Threading

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Multiplier	Voltage	TDP	Socket	Release Date	Part Number(s)
Single Core
Xeon 1.8	SL5Z8 (B0) SL622 (B0) SL6EL (C1) SL6JX (C1) SL6W3 (D1) SL6YS (D1)	1800 MHz	512 KB	400 MT/s	18x	1.5 V	55 W	Socket 603	February 25, 2002	RN80532KC033512 BX80532KC1800D
Xeon 2.0A	SL5Z9 (B0) SL623 (B0) SL6EM (C1) SL6JY (C1) SL6W6 (D1) SL6YT (D1)	2000 MHz	512 KB	400 MT/s	20x	1.5 V	58 W	Socket 603	February 25, 2002	RN80532KC041512 BX80532KC2000D
Xeon 2.0B	SL6NP (C1) SL6RQ (C1) SL6VK (D1) SL6YM (D1) SL72C (M0) SL73K (M0)	2000 MHz	512 KB	533 MT/s	15x	1.5 V	58 W	Socket 604	November 18, 2002	RK80532KE041512
Xeon 2.2	SL5ZA (B0) SL624 (B0) SL6EN (C1) SL6JZ (C1) SL6W7 (D1) SL6YU (D1)	2200 MHz	512 KB	400 MT/s	22x	1.5 V	61 W	Socket 603	February 25, 2002	RN80532KC049512 BX80532KC2200D
Xeon 2.4	SL65T (B0) SL687 (B0) SL6EP (C1) SL6K2 (C1) SL6W8 (D1) SL6YV (D1)	2400 MHz	512 KB	400 MT/s	24x	1.5 V	65 W	Socket 603	April 23, 2002	RN80532KC056512 BX80532KC2400D
Xeon 2.4B	SL6GD (C1) SL6NQ (C1) SL6VL (D1) SL6YN (D1) SL72D (M0) SL73L (M0)	2400 MHz	512 KB	533 MT/s	18x	1.5 V	65 W	Socket 604	November 18, 2002	RK80532KE056512
Xeon 2.6	SL6EQ (C1) SL6K3 (C1) SL6W9 (D1) SL6YW (D1)	2600 MHz	512 KB	400 MT/s	26x	1.5 V	60 W	Socket 603	September 11, 2002	RN80532KC064512 BX80532KC2600D
Xeon 2.66	SL6GF (C1) SL6NR (C1) SL6VM (D1) SL6YP (D1) SL72E (M0) SL73M (M0)	2667 MHz	512 KB	533 MT/s	20x	1.5 V	72/77 W	Socket 604	November 18, 2002	RK80532KE067512
Xeon 2.8	SL6M7 (C1) SL6MS (C1) SL6WA (D1) SL6YX (D1)	2800 MHz	512 KB	400 MT/s	28x	1.5 V	74 W	Socket 603	September 11, 2002	RN80532KC072512 BX80532KC2800D
Xeon 2.8B	SL6GG (C1) SL6NS (C1) SL6VN (D1) SL6YQ (D1) SL72F (M0) SL73N (M0)	2800 MHz	512 KB	533 MT/s	21x	1.5 V	74 W	Socket 604	November 18, 2002	RK80532KE072512
Xeon 3.0	SL6VW (C1) SL6X4 (C1) SL6WB (D1) SL6YY (D1)	3000 MHz	512 KB	400 MT/s	30x	1.525 V	85 W	Socket 603	March 10, 2003	RN80532KC080512
Xeon 3.06	SL6GH (C1) SL6RR (C1) SL6VP (D1) SL6YR (D1)	3066 MHz	512 KB	533 MT/s	23x	1.525 V	85 W	Socket 604	March 10, 2003	RK80532KE083512
Single Core, low voltage
Xeon LV 1.6	SL6XK (D1)	1600 MHz	512 KB	400 MT/s	16x	1.187–1.274 V	30 W	Socket 604	September 2003	RK80532EC025512
Xeon LV 2.0	SL6XL (D1)	2000 MHz	512 KB	400 MT/s	20x	1.179–1.27 V	35 W	Socket 604	September 2003	RK80532EC041512
Xeon LV 2.4	SL74T (D1)	2400 MHz	512 KB	533 MT/s	18x	1.17–1.265 V	40 W	Socket 604	September 2003	RK80532EE056512

"Gallatin" (130 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, Hyper-Threading

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Multiplier	Voltage	TDP	Socket	Release Date	Part Number(s)
Xeon 2.4B	SL7D4 (M0) SL7DF (M0)	2400 MHz	1024 KB	533 MT/s	18x	1.525 V	77 W	Socket 604	March 2003	RK80532KE0561M
Xeon 2.8B	SL7D5 (M0) SL7DG (M0)	2800 MHz	1024 KB	533 MT/s	21x	1.525 V	77 W	Socket 604	February 2004	RK80532KE0721M
Xeon 3.06	SL72G (M0) SL73P (M0)	3066 MHz	1024 KB	533 MT/s	23x	1.525 V	87 W	Socket 604	July 14, 2003	RK80532KE0831M
Xeon 3.2	SL72Y (M0) SL73Q (M0)	3200 MHz	1024 KB	533 MT/s	24x	1.525 V	92 W	Socket 604	October 6, 2003	RK80532KE0881M
Xeon 3.2	SL7AE (M0) SL7BW (M0)	3200 MHz	2048 KB	533 MT/s	24x	1.525 V	92 W	Socket 604	February 2004[1]	RK80532KE0882M

"Nocona" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64
• Steppings: D0, E0, F1, G1

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Single Core
Xeon 2.8	SL7DV (D0) SL7HF (D0) SL7TB (E0) SL84B (E0)	2800 MHz	1024 KB	800 MT/s	14x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	NE80546KG0721M	OEM
Xeon 2.8D	SL7PD (E0) SL8KN (G1)	2800 MHz	1024 KB	800 MT/s	14x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	B80546KG0721M	$209
Xeon 3.0	SL7DW (D0) SL7HG (D0) SL7TC (E0)	3000 MHz	1024 KB	800 MT/s	15x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	RK80546KG0801M	OEM
Xeon 3.0D	SL7PE (E0) SL8KP (G1)	3000 MHz	1024 KB	800 MT/s	15x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	NE80546KG0801M	$316
Xeon 3.2	SL7DX (D0) SL7HH (D0) SL7PF (E0) SL7TD (E0) SL8KQ (G1)	3200 MHz	1024 KB	800 MT/s	16x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	RK80546KG0881M	$455
Xeon 3.4	SL7DY (D0) SL7HJ (D0) SL7PG (E0) SL7TE (E0) SL8KR (G1)	3400 MHz	1024 KB	800 MT/s	17x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	RK80546KG0961M	$690
Xeon 3.6	SL7DZ (D0) SL7HK (D0) SL7PH (E0) SL7VF (E0) SL8KS (G1)	3600 MHz	1024 KB	800 MT/s	18x	1.287–1.4 V	103 W	Socket 604	June 28, 2004	RK80546KG1041M	$851
Single Core, low voltage
Xeon LV 2.8	SL8RW (G0)	2800 MHz	1024 KB	800 MT/s	14x	1.1125–1.2 V	55 W	Socket 604	October 2004	RK80546KG0721M	$260

"Irwindale" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, EIST, XD bit (an NX bit implementation) and Intel 64.
• E processors do not support Hyper-Threading.
• Steppings: N0, R0

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Single Core
Xeon 2.8	SL7ZG (N0) SL8ZR (N0)	2800 MHz	2048 KB	800 MT/s	14x	1.25–1.388 V	110 W	Socket 604	September 26, 2005	RK80546KG0722MM	OEM
Xeon 2.8E	SL8P7 (R0)	2800 MHz	2048 KB	800 MT/s	14x	1.25–1.388 V	110 W	Socket 604	September 26, 2005	NE80546KG0722MM	$209
Xeon 3.0[2]	SL8ZQ (N0)	3000 MHz	2048 KB	800 MT/s	15x	1.25–1.388 V	110 W	Socket 604	February 14, 2005	RK80546KG0802MM	OEM
Xeon 3.0E	SL7ZF (N0) SL8P6 (R0)	3000 MHz	2048 KB	800 MT/s	15x	1.2875–1.3875 V	110 W	Socket 604	February 14, 2005	NE80546JG0802MM	$316
Xeon 3.2	SL7ZE (N0) SL8ZP (N0)	3200 MHz	2048 KB	800 MT/s	16x	1.25–1.388 V	110 W	Socket 604	February 14, 2005	RK80546KG0882MM	OEM
Xeon 3.2E	SL943 (N0) SL8P5 (R0)	3200 MHz	2048 KB	800 MT/s	16x	1.2875–1.3875 V	110 W	Socket 604	February 14, 2005	NE80546KG0882MM	$455
Xeon 3.4	SL7ZK (N0) SL7ZD (N0)	3400 MHz	2048 KB	800 MT/s	17x	1.25–1.3875 V	110 W	Socket 604	February 14, 2005	RK80546KG0962MM	OEM
Xeon 3.4E	SL8P4 (R0)	3400 MHz	2048 KB	800 MT/s	17x	1.2875–1.3875 V	110 W	Socket 604	February 14, 2005	NE80546KG0962MM	$690
Xeon 3.6	SL7ZC (N0) SL7ZJ (N0)	3600 MHz	2048 KB	800 MT/s	18x	1.25–1.3875 V	110 W	Socket 604	February 14, 2005	RK80546KG1042MM	OEM
Xeon 3.6E	SL8P3 (R0)	3600 MHz	2048 KB	800 MT/s	18x	1.2875–1.3875 V	110 W	Socket 604	February 14, 2005	NE80546KG1042MM	$851
Xeon 3.8	SL8ZJ (N0) SL7ZB (N0)	3800 MHz	2048 KB	800 MT/s	19x	1.2875–1.3875 V	110 W	Socket 604	September 26, 2005	RK80546KG1122MM	OEM
Xeon 3.8E	SL93Z (N0) SL8ZM (N0) SL8ZN (N0) SL8ZK (N0) SL8P2 (R0)	3800 MHz	2048 KB	800 MT/s	19x	1.2875–1.3875 V	110 W	Socket 604	September 26, 2005	NE80546KG0722M	$851
Single Core, medium voltage
Xeon MV 3.2	SL8T3 (R0)	3200 MHz	2048 KB	800 MT/s	16x	1.2125–1.3875 V	90 W	Socket 604	September 26, 2005	NE80546QG0882MM	$487
Single Core, low voltage
Xeon LV 3.0[3]	SL8SV (R0)	3000 MHz	2048 KB	800 MT/s	15x	1.05–1.20 V	55 W	Socket 604	September 26, 2005	NE80546JG0802MM	$519

Xeon (UP/DP), Dual Core

"Paxville DP" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation)
• Steppings: A0

Model Number	sSpec Number	Frequency	L2 Cache	FSB	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (USD)
Xeon 2.8	SL8MA (A0)	2800 MHz	2 × 2048 KB	800 MT/s	14x	1.2875–1.4125 V	135 W	Socket 604	October 10, 2005	NE80551KG0724MM	$1043

"Dempsey" (65 nm)

• Based on NetBurst microarchitecture^[4]
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support dual-processor configurations
• Die size: 2 × 81 mm²
• Demand Based Switching (Intel's Server EIST): Supported by: All except 5060, 5063.
• Steppings: C1

Model Number	sSpec Number	Frequency	L2 Cache	FSB	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (USD)
Dual Core
Xeon 5020	SL96F (C1)	2500 MHz	2 × 2048 KB	667 MT/s	15x	1.075–1.35 V	95 W	LGA 771	2006	HH80555KF0604M BX805555020A BX805555020P	OEM
Xeon 5030	SL96E (C1)	2667 MHz	2 × 2048 KB	667 MT/s	16x	1.075–1.35 V	95 W	LGA 771	May 23, 2006	HH80555KF0674M BX805555030A BX805555030P	$156
Xeon 5040	SL96D (C1)	2833 MHz	2 × 2048 KB	667 MT/s	17x	1.075–1.35 V	95 W	LGA 771	2006	HH80555KF0734M BX805555040A	OEM
Xeon 5050	SL96C (C1)	3000 MHz	2 × 2048 KB	667 MT/s	18x	1.075–1.35 V	95 W	LGA 771	May 23, 2006	HH80555KF0804M BX805555050A BX805555050P	$177
Xeon 5060	SL96A (C1)	3200 MHz	2 × 2048 KB	1066 MT/s	12x	1.075–1.35 V	130 W	LGA 771	May 23, 2006	HH80555KH0884M BX805555060A BX805555060P	$316
Xeon 5070	SL969 (C1)	3467 MHz	2 × 2048 KB	1066 MT/s	13x	1.075–1.35 V	130 W	LGA 771	2006	HH80555KH0994M BX805555070A BX805555070P	OEM
Xeon 5080	SL968 (C1)	3733 MHz	2 × 2048 KB	1066 MT/s	14x	1.075–1.35 V	130 W	LGA 771	May 23, 2006	HH80555KH1094M BX805555080A BX805555080P	$851
Dual Core, medium voltage
Xeon MV 5063	SL96B (C1)	3200 MHz	2 × 2048 KB	1066 MT/s	12x	1.075–1.35 V	95 W	LGA 771	May 23, 2006	HH80555QH0884M	$369

Xeon MP

"Foster MP" (180 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, Hyper-Threading

Model Number	sSpec Number	Frequency	L2-Cache	L3-Cache	Front Side Bus	Multiplier	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon MP 1.4	SL5FZ (C0) SL5RV (C0)	1400 MHz	256 KB	512 KB	400 MT/s	14x	1.75 V	64 W	Socket 603	March 12, 2002	YF80528KC017512	$1177
Xeon MP 1.5	SL5G2 (C0) SL5RW (C0)	1500 MHz	256 KB	512 KB	400 MT/s	15x	1.75 V	68 W	Socket 603	March 12, 2002	YF80528KC021512	$1980
Xeon MP 1.6	SL5G8 (C0) SL5S4 (C0)	1600 MHz	256 KB	1024 KB	400 MT/s	16x	1.75 V	72 W	Socket 603	March 12, 2002	YF80528KC0251M	$3692

"Gallatin" (130 nm)

• Based on NetBurst microarchitecture^[5][6]
• All models support: MMX, SSE, SSE2, Hyper-Threading

Model Number	sSpec Number	Frequency	L2-Cache	L3-Cache	Front Side Bus	Multiplier	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon MP 1.5	SL6GZ (A0) SL6KB (A0)	1500 MHz	512 KB	1024 KB	400 MT/s	15x	1.475 V	48 W	Socket 603	November 4, 2002	RN80532KC0211M BX80532KC1500E	$1177
Xeon MP 1.9	SL6H2 (A0) SL6KC (A0)	1900 MHz	512 KB	1024 KB	400 MT/s	19x	1.475 V	55 W	Socket 603	November 4, 2002	RN80532KC0371M BX80532KC1900E	$1980
Xeon MP 2.0	SL6YJ (B1) SL6Z6 (B1)	2000 MHz	512 KB	1024 KB	400 MT/s	20x	1.475 V	57 W	Socket 603	June 30, 2003	RN80532KC0411M BX80532KC2000E	$856
Xeon MP 2.0	SL66Z (A0) SL6KD (A0)	2000 MHz	512 KB	2048 KB	400 MT/s	20x	1.475 V	57 W	Socket 603	November 4, 2002	RN80532KC0412M BX80532KC2000F	$3692
Xeon MP 2.2	SL7A5 (C0)	2200 MHz	512 KB	2048 KB	400 MT/s	22x	1.475 V	65 W	Socket 603	March 2, 2004	RN80532KC0492M BX80532KC2200F	$1177
Xeon MP 2.5	SL6Z2 (B1) SL6Z7 (B1)	2500 MHz	512 KB	1024 KB	400 MT/s	25x	1.475 V	66 W	Socket 603	June 30, 2003	RN80532KC0601M BX80532KC2500E	$1980
Xeon MP 2.7	SL79Z (C0)	2700 MHz	512 KB	2048 KB	400 MT/s	27x	1.475 V	80 W	Socket 603	March 2, 2004	RN80532KC0682M BX80532KC2700F	$1980
Xeon MP 2.8	SL6YL (B1) SL6Z8 (B1)	2800 MHz	512 KB	2048 KB	400 MT/s	28x	1.475 V	72 W	Socket 603	June 30, 2003	RN80532KC0722M BX80532KC2800F	$3692
Xeon MP 3.0	SL79V (C0)	3000 MHz	512 KB	4096 KB	400 MT/s	30x	1.5 V	85 W	Socket 603	March 2, 2004	RN80532KC0804M BX80532KC3000H	$3692

"Cranford" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation)
• Steppings: A0, B0

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon MP 3.16	SL84U (A0) SL8UM (B0)	3166 MHz	1024 KB	667 MT/s	19x	1.2875V-1.4V	110 W	Socket 604	March 29, 2005	RK80546KF0871M	$722
Xeon MP 3.66	SL84W (A0) SL8UN (B0)	3667 MHz	1024 KB	667 MT/s	22x	1.2875V-1.4V	110 W	Socket 604	March 29, 2005	RK80546KF1071M	$963

"Potomac" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation)
• Steppings: C0

Model Number	sSpec Number	Frequency	L2-Cache	L3-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon MP 2.83	SL8ED (C0)	2833 MHz	1024 KB	4096 KB	667 MT/s	17x	1.25–1.4 V	129 W	Socket 604	March 29, 2005	RK80546KF0734M	$1177
Xeon MP 3.0	SL8EW (C0)	3000 MHz	1024 KB	8192 KB	667 MT/s	18x	1.25–1.4 V	129 W	Socket 604	March 29, 2005	RK80546KF0808M	$1980
Xeon MP 3.33	SL8EY (C0)	3333 MHz	1024 KB	8192 KB	667 MT/s	20x	1.25–1.4 V	129 W	Socket 604	March 29, 2005	RK80546KF0938M	$3692

Xeon MP, Dual Core

"Paxville MP" (90 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• Demand Based Switching (Intel's Server EIST): All except 7030.
• Steppings: A0

Model Number	sSpec Number	Frequency	L2-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon 7020	SL8UA (A0)	2667 MHz	2 × 1024 KB	667 MT/s	16x	1.2625–1.4125 V	165 W	Socket 604	December 2005	NE80560KF0672MH	$1177
Xeon 7030	SL8UB (A0)	2800 MHz	2 × 1024 KB	800 MT/s	14x	1.2625–1.4125 V	165 W	Socket 604	December 2005	NE80560KG0722MH	$1980
Xeon 7040	SL8UC (A0)	3000 MHz	2 × 2048 KB	667 MT/s	18x	1.2625–1.4125 V	165 W	Socket 604	December 2005	NE80560KF0804MH	$3157
Xeon 7041	SL8UD (A0)	3000 MHz	2 × 2048 KB	800 MT/s	15x	1.2625–1.4125 V	165 W	Socket 604	December 2005	NE80560KG0804MH	$3157

"Tulsa" (65 nm)

• Based on NetBurst microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Hyper-Threading, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support quad-processor and octo-processor configurations
• Demand Based Switching (Intel's Server EIST): Supported by: All except 7110M/N & 7120M/N.
• Die size: 435 mm²
• Steppings: B0

Model Number	sSpec Number	Frequency	L2-Cache	L3-Cache	Front Side Bus	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Xeon 7110N	SL9QA (B0)	2500 MHz	2× 1024 KB	4096 KB	667 MT/s	15x	1.1–1.35 V	95 W	Socket 604	August 27, 2006	LF80550KF0604M	$856
Xeon 7110M	SL9Q9 (B0)	2600 MHz	2× 1024 KB	4096 KB	800 MT/s	13x	1.1–1.35 V	95 W	Socket 604	August 27, 2006	LF80550KG0644M	$856
Xeon 7120N	SL9HF (B0)	3000 MHz	2× 1024 KB	4096 KB	667 MT/s	18x	1.1–1.35 V	95 W	Socket 604	August 27, 2006	LF80550KF0804M	$1177
Xeon 7120M	SL9HC (B0)	3000 MHz	2× 1024 KB	4096 KB	800 MT/s	15x	1.1–1.35 V	95 W	Socket 604	August 27, 2006	LF80550KG0804M	$1177
Xeon 7130N	SL9HE (B0)	3166 MHz	2× 1024 KB	8192 KB	667 MT/s	19x	1.1–1.35 V	150 W	Socket 604	August 27, 2006	LF80550KF0878M	$1391
Xeon 7130M	SL9HB (B0)	3200 MHz	2× 1024 KB	8192 KB	800 MT/s	16x	1.1–1.35 V	150 W	Socket 604	August 27, 2006	LF80550KG0888M	$1391
Xeon 7140N	SL9HD (B0)	3333 MHz	2× 1024 KB	16384 KB	667 MT/s	20x	1.1–1.35 V	150 W	Socket 604	August 27, 2006	LF80550KF093007	$1980
Xeon 7140M	SL9HA (B0)	3400 MHz	2× 1024 KB	16384 KB	800 MT/s	17x	1.1–1.35 V	150 W	Socket 604	August 27, 2006	LF80550KG096007	$1980
Xeon 7150N	SL9YR (B0)	3500 MHz	2× 1024 KB	16384 KB	667 MT/s	21x	1.1–1.35 V	150 W	Socket 604	Q1 2007	LF80550KF100007	$2622

3. Pentium M (Yonah)-Based Xeons

Xeon DP, Dual Core

"Sossaman" (65 nm)

• Based on Enhanced Pentium M microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, Demand Based Switching (Intel's Server EIST) , XD bit (an NX bit implementation), Intel VT-x
• All models support dual-processor configurations
• Die size: 90.3 mm²
• Steppings: C0, D0

| Xeon LV 1.66 | | 1.67 GHz | 2 MiB | 667 MT/s | 10× | 1.1125–1.275 V | 31 W | Socket M | style="text-align:right;" | March 14, 2006 | | $209 |-

| Xeon LV 2.0 | | 2 GHz | 2 MiB | 667 MT/s | 12× | 1.1125–1.275 V | 31 W | Socket M | style="text-align:right;" | March 14, 2006 | | $423 |-

| Xeon LV 2.16 | | 2.17 GHz | 2 MiB | 667 MT/s | 13× | 1.1125–1.275 V | 31 W | Socket M | style="text-align:right;" | Q3 2006 | | OEM |-

| Xeon ULV 1.66 | | 1.67 GHz | 2 MiB | 667 MT/s | 10× | 0.8250–1.2125 V | | Socket M | style="text-align:right;" | March 14, 2006 | | OEM |-

4. Core-Based Xeons

Xeon (UP/DP), Dual Core

"Allendale" (65 nm)

• Based on Core microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: 111 mm²
• Steppings: L2

| Xeon 3040 | | 2 | 1.87 GHz | 2 MiB | 1066 MT/s | 7× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | January 21, 2007 | | $183 |-

| Xeon 3050 | | 2 | 2.13 GHz | 2 MiB | 1066 MT/s | 8× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | January 21, 2007 | | $224 |-

"Conroe" (65 nm)

• Based on Core microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: 143 mm²
• Steppings: B2, G0

| Xeon 3040 | | 2 | 1.87 GHz | 2 MiB | 1066 MT/s | 7× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | September 26, 2006 | | $183 |-

| Xeon 3050 | | 2 | 2.13 GHz | 2 MiB | 1066 MT/s | 8× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | September 26, 2006 | | $224 |-

| Xeon 3060 | | 2 | 2.4 GHz | 4 MiB | 1066 MT/s | 9× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | September 26, 2006 | | $316 |-

| Xeon 3065 | | 2 | 2.33 GHz | 4 MiB | 1333 MT/s | 7× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | October 7, 2007 | | $163 |-

| Xeon 3070 | | 2 | 2.67 GHz | 4 MiB | 1066 MT/s | 10× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | September 26, 2006 | | $530 |-

| Xeon 3075^[7] | | 2 | 2.67 GHz | 4 MiB | 1333 MT/s | 8× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | October 7, 2007 | | $183 |-

| Xeon 3085^[8] | | 2 | 3 GHz | 4 MiB | 1333 MT/s | 9× | 0.85–1.5 V | 65 W | LGA 775 | style="text-align:right;" | October 7, 2007 | | $266 |-

"Woodcrest" (65 nm)

• Based on Core microarchitecture^[9]
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Intel 64, EIST, XD bit (an NX bit implementation), Intel VT-x
• All models support dual-processor configurations
• Die size: 143 mm²
• Steppings: B2, G0
• For processors with G0 stepping V_min = 0.85 V

| Xeon 5110 | | 2 | 1.6 GHz | 4 MiB | 1066 MT/s | 6× | 1.0–1.5 V | 65 W | LGA 771 | style="text-align:right;" | June 26, 2006 | | $209 |-

| Xeon 5120 | | 2 | 1.87 GHz | 4 MiB | 1066 MT/s | 7× | 1.0–1.5 V | 65 W | LGA 771 | style="text-align:right;" | June 26, 2006 | | $256 |-

| Xeon 5130 | | 2 | 2 GHz | 4 MiB | 1333 MT/s | 6× | 1.0–1.5 V | 65 W | LGA 771 | style="text-align:right;" | June 26, 2006 | | $316 |-

| Xeon 5140 | | 2 | 2.33 GHz | 4 MiB | 1333 MT/s | 7× | 1.0–1.5 V | 65 W | LGA 771 | style="text-align:right;" | June 26, 2006 | | $455 |-

| Xeon 5150 | | 2 | 2.67 GHz | 4 MiB | 1333 MT/s | 8× | 1.0–1.5 V | 65 W | LGA 771 | style="text-align:right;" | June 26, 2006 | | $690 |-

| Xeon 5160 | | 2 | 3 GHz | 4 MiB | 1333 MT/s | 9× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | June 26, 2006 | | $851 |-

| Xeon LV 5113 | | 2 | 1.6 GHz | 4 MiB | 800 MT/s | 8× | 1.15–1.25 V | | LGA 771 | style="text-align:right;" | December 4, 2006 | | OEM |-

| Xeon LV 5128 | | 2 | 1.87 GHz | 4 MiB | 1066 MT/s | 7× | 1.0V–1.5V V | | LGA 771 | style="text-align:right;" | December 4, 2006 | | $412 |-

| Xeon LV 5133 | | 2 | 2.2 GHz | 4 MiB | 800 MT/s | 11× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | June 26, 2006 | | OEM |-

| Xeon LV 5138 | | 2 | 2.13 GHz | 4 MiB | 1066 MT/s | 8× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | December 4, 2006 | | $617 |-

| Xeon LV 5148 | | 2 | 2.33 GHz | 4 MiB | 1333 MT/s | 7× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | September 27, 2006 | | $519 |-

"Wolfdale-CL" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• Models support only uni-processor configurations
• Die size: 107 mm²
• Steppings: C0, E0

| Xeon L3014 | | 1 | 2.4 GHz | 3 MiB | 1066 MT/s | 9× | 0.85–1.3625 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | OEM |-

| Xeon E3113 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.3625 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | OEM |-

"Wolfdale" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All model support EIST
• All models support only single-processor configurations
• Die size: 107 mm²
• Steppings: C0, E0

| Xeon E3110 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | January 8, 2008 | | $188 |-

| Xeon E3120 | | 2 | 3.17 GHz | 6 MiB | 1333 MT/s | 9.5× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | August 10, 2008 | | $188 |-

| Xeon L3110 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | February 22, 2009 | | $224 |-

"Wolfdale-DP" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All model support EIST except L5238, L5240.
• E5205, L5238, L5240, X5260, X5270, X5272 support Demand-Based Switching.
• All models support dual-processor configurations
• Die size: 107 mm²
• Steppings: C0, E0

| Xeon E5205 | | 2 | 1.87 GHz | 6 MiB | 1066 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $177 |-

| Xeon E5220 | | 2 | 2.33 GHz | 6 MiB | 1333 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | OEM |-

| Xeon E5240 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | OEM |-

| Xeon X5260 | | 2 | 3.33 GHz | 6 MiB | 1333 MT/s | 10× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $851 |-

| Xeon X5270 | | 2 | 3.5 GHz | 6 MiB | 1333 MT/s | 10.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | $1172 |-

| Xeon X5272 | | 2 | 3.4 GHz | 6 MiB | 1600 MT/s | 8.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $1172 |-

| Xeon L5215 | | 2 | 1.87 GHz | 6 MiB | 1066 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | OEM |-

| Xeon L5238 | | 2 | 2.67 GHz | 6 MiB | 1333 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | OEM |-

| Xeon L5240 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | $669 |-

| Xeon L5248 | | 2 | 3 GHz | 6 MiB | 1333 MT/s | 9× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | OEM |-

Xeon (UP/DP), Quad Core

"Kentsfield" (65 nm)

• Based on Core microarchitecture^[10]
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: 2 × 143 mm²
• Steppings: B3, G0

| Xeon X3210 | | 4 | 2.13 GHz | 2 × 4 MiB | 1066 MT/s | 8× | 0.85–1.5 V | | LGA 775 | style="text-align:right;" | January 7, 2007 | | $690 |-

| Xeon X3220 | | 4 | 2.4 GHz | 2 × 4 MiB | 1066 MT/s | 9× | 0.85–1.5 V | | LGA 775 | style="text-align:right;" | January 7, 2007 | | $851 |-

| Xeon X3230 | | 4 | 2.67 GHz | 2 × 4 MiB | 1066 MT/s | 10× | 0.85–1.5 V | | LGA 775 | style="text-align:right;" | July 27, 2007 | | $530 |-

"Yorkfield-6M" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Enhanced Intel SpeedStep Technology (EIST), Enhanced Halt State (C1E), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: M1: 2 × 107 mm², R0: 2 × 81 mm²
• Steppings: M1, R0

| Xeon X3320 | | 4 | 2.5 GHz | 2 × 3 MiB | 1333 MT/s | 7.5× | 0.85–1.3625 V | 95 W | LGA 775 | style="text-align:right;" | January 7, 2008 | | $266 |-

| Xeon X3330 | | 4 | 2.67 GHz | 2 × 3 MiB | 1333 MT/s | 8× | 0.85–1.3625 V | 95 W | LGA 775 | style="text-align:right;" | August 10, 2008 | | $266 |-

"Yorkfield" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Enhanced Intel SpeedStep Technology (EIST), Enhanced Halt State (C1E), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: 2 × 107 mm²
• Steppings: C1, E0

| Xeon X3350 | | 4 | 2.67 GHz | 2 × 6 MiB | 1333 MT/s | 8× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | January 7, 2008 | | $316 |-

| Xeon X3360 | | 4 | 2.83 GHz | 2 × 6 MiB | 1333 MT/s | 8.5× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | January 7, 2008 | | $530 |-

| Xeon X3370 | | 4 | 3 GHz | 2 × 6 MiB | 1333 MT/s | 9× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | August 10, 2008 | | $530 |-

| Xeon X3380 | | 4 | 3.17 GHz | 2 × 6 MiB | 1333 MT/s | 9.5× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | February 22, 2009 | | $530 |-

| Xeon L3360 | | 4 | 2.83 GHz | 2 × 6 MiB | 1333 MT/s | 8.5× | 0.85–1.3625 V | | LGA 775 | style="text-align:right;" | February 22, 2009 | | $369 |-

"Yorkfield-CL" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Enhanced Intel SpeedStep Technology (EIST), Enhanced Halt State (C1E), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support uni-processor configurations
• Die size: 2 × 107 mm²
• Steppings: C1, E0

| Xeon X3323 | | 4 | 2.5 GHz | 2 × 3 MiB | 1333 MT/s | 7.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | March 2008 | | OEM |-

| Xeon X3353 | | 4 | 2.67 GHz | 2 × 6 MiB | 1333 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | March 2008 | | OEM |-

| Xeon X3363 | | 4 | 2.83 GHz | 2 × 6 MiB | 1333 MT/s | 8.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | March 2008 | | OEM |-

"Clovertown" (65 nm)

• Based on Core microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• EIST support all except E5310, E5335.
• Intel Demand-Based Switching support E5320, E5345, L5318, X5355, X5365.
• All models support dual-processor configurations
• Steppings: B3, G0
• Die size: 2 × 143 mm²

| Xeon E5310 | | 4 | 1.6 GHz | 2 × 4 MiB | 1066 MT/s | 6× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | November 14, 2006 | | $455 |-

| Xeon E5320 | | 4 | 1.87 GHz | 2 × 4 MiB | 1066 MT/s | 7× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | November 14, 2006 | | $690 |-

| Xeon E5330^[11] | | 4 | 2.13 GHz | 2 × 4 MiB | 1066 MT/s | 8× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | | | OEM |-

| Xeon E5335 | | 4 | 2 GHz | 2 × 4 MiB | 1333 MT/s | 6× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | November 14, 2006 | | $690 |-

| Xeon E5340^[12] | | 4 | 2.4 GHz | 2 × 4 MiB | 1066 MT/s | 9× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | | | OEM |-

| Xeon E5345 | | 4 | 2.33 GHz | 2 × 4 MiB | 1333 MT/s | 7× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | November 14, 2006 | | $851 |-

| Xeon E5350, X5350^[13] | | 4 | 2.67 GHz | 2 × 4 MiB | 1066 MT/s | 10× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | | | OEM |-

| Xeon X5355 | | 4 | 2.67 GHz | 2 × 4 MiB | 1333 MT/s | 8× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | November 14, 2006 | | $1172 |-

| Xeon X5365 | | 4 | 3 GHz | 2 × 4 MiB | 1333 MT/s | 9× | 1.0–1.5 V | | LGA 771 | style="text-align:right;" | March 12, 2007 | | $1350 |-

| Xeon L5310 | | 4 | 1.6 GHz | 2 × 4 MiB | 1066 MT/s | 6× | 1.1–1.25 V | | LGA 771 | style="text-align:right;" | March 12, 2007 | | $455 |-

| Xeon L5318 | | 4 | 1.6 GHz | 2 × 4 MiB | 1066 MT/s | 6× | 0.9–1.25 V | | LGA 771 | style="text-align:right;" | August 13, 2007 | | OEM |-

| Xeon L5320 | | 4 | 1.87 GHz | 2 × 4 MiB | 1066 MT/s | 7× | 1.1–1.25 V | | LGA 771 | style="text-align:right;" | March 12, 2007 | | $519 |-

| Xeon L5335 | | 4 | 2 GHz | 2 × 4 MiB | 1333 MT/s | 6× | 1.1–1.25 V | | LGA 771 | style="text-align:right;" | August 13, 2007 | | $380 |-

|} E5330, E5340 and E5350 is not listed on ^[14] but it is mentioned on.^[15] In August 2007, E5330 is widely available. In June 2007, E5340 Engineering Samples were available on eBay.

"Harpertown" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Intel 64, XD bit (an NX bit implementation), Intel VT-x, Demand-Based Switching except E5405, L5408; EIST except E5405
• All models support dual-processor configurations
• Die size: 2 × 107 mm²
• Steppings: C0, E0

| Xeon E5405 | | 4 | 2 GHz | 2 × 6 MiB | 1333 MT/s | 6× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $209 |-

| Xeon E5410 | | 4 | 2.33 GHz | 2 × 6 MiB | 1333 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $256 |-

| Xeon E5420 | | 4 | 2.5 GHz | 2 × 6 MiB | 1333 MT/s | 7.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $316 |-

| Xeon E5430 | | 4 | 2.67 GHz | 2 × 6 MiB | 1333 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $455 |-

| Xeon E5440 | | 4 | 2.83 GHz | 2 × 6 MiB | 1333 MT/s | 8.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $690 |-

| Xeon E5450 | | 4 | 3 GHz | 2 × 6 MiB | 1333 MT/s | 9× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $915 |-

| Xeon X5450 | | 4 | 3 GHz | 2 × 6 MiB | 1333 MT/s | 9× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $851 |-

| Xeon X5460 | | 4 | 3.17 GHz | 2 × 6 MiB | 1333 MT/s | 9.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $1172 |-

| Xeon E5462 | | 4 | 2.8 GHz | 2 × 6 MiB | 1600 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $797 |-

| Xeon X5470 | | 4 | 3.33 GHz | 2 × 6 MiB | 1333 MT/s | 10× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | $1386 |-

| Xeon E5472 | | 4 | 3 GHz | 2 × 6 MiB | 1600 MT/s | 7.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $1022 |-

| Xeon X5472 | | 4 | 3 GHz | 2 × 6 MiB | 1600 MT/s | 7.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $958 |-

| Xeon X5482 | | 4 | 3.2 GHz | 2 × 6 MiB | 1600 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | November 11, 2007 | | $1279 |-

| Xeon X5492 | | 4 | 3.4 GHz | 2 × 6 MiB | 1600 MT/s | 8.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | $1493 |-

| Xeon L5408 | | 4 | 2.13 GHz | 2 × 6 MiB | 1066 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | February 27, 2008 | | OEM |-

| Xeon L5410 | | 4 | 2.33 GHz | 2 × 6 MiB | 1333 MT/s | 7× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | March 25, 2008 | | $320 |-

| Xeon L5420 | | 4 | 2.5 GHz | 2 × 6 MiB | 1333 MT/s | 7.5× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | March 25, 2008 | | $380 |-

| Xeon L5430 | | 4 | 2.67 GHz | 2 × 6 MiB | 1333 MT/s | 8× | 0.85–1.35 V | | LGA 771 | style="text-align:right;" | September 8, 2008 | | $562 |-

Xeon MP, Multi Core

"Tigerton" (65 nm)

• Based on Core microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x
• All models support quad-processor configurations
• Die size: 2 × 143 mm²
• Steppings: G0

| Xeon E7210 | | 2 | 2.4 GHz | 2 × 4 MiB | 1066 MT/s | 9× | 1.2–1.325 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $856 |-

| Xeon E7220 | | 2 | 2.93 GHz | 2 × 4 MiB | 1066 MT/s | 11× | 1.2–1.325 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $1177 |-

| Xeon E7310 | | 4 | 1.6 GHz | 2 × 2 MiB | 1066 MT/s | 6× | 1.2–1.35 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $856 |-

| Xeon E7320 | | 4 | 2.13 GHz | 2 × 2 MiB | 1066 MT/s | 8× | 1.2–1.35 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $1177 |-

| Xeon E7330 | | 4 | 2.4 GHz | 2 × 3 MiB | 1066 MT/s | 9× | 1.2–1.35 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $1391 |-

| Xeon E7340 | | 4 | 2.4 GHz | 2 × 4 MiB | 1066 MT/s | 9× | 1.2–1.35 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $1980 |-

| Xeon X7350 | | 4 | 2.93 GHz | 2 × 4 MiB | 1066 MT/s | 11× | 1.2–1.35 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $2301 |-

| Xeon L7345 | | 4 | 1.87 GHz | 2 × 4 MiB | 1066 MT/s | 7× | 1.10–1.25 V | | Socket 604 | style="text-align:right;" | September 6, 2007 | | $2301 |-

"Dunnington" (45 nm)

• Based on Penryn microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, Demand-Based Switching, Intel 64, XD bit (an NX bit implementation), Intel VT-x
• E7440, E7450, X7460 support EIST.
• All models support quad-processor configurations
• Transistors: 1.9 billion
• Die size: 503 mm²
• Steppings: A1

Model Number	sSpec Number	Frequency	L2 Cache	L3 Cache	FSB	Mult	Voltage	TDP	Socket	Release Date	Part Number(s)	Release Price (United States dollar )
Quad Core
Xeon E7420	SLG9G (A1)	2133 MHz	2 × 3 MB	8 MB	1066 MT/s	8×	0.9–1.45 V	90 W	Socket 604	September 15, 2008	AD80583QH0468M	$1177
Xeon E7430	SLG9H (A1)	2133 MHz	2 × 3 MB	12 MB	1066 MT/s	8×	0.9–1.45 V	90 W	Socket 604	September 15, 2008	AD80583QH046003	$1391
Xeon E7440	SLG9J (A1)	2400 MHz	2 × 3 MB	16 MB	1066 MT/s	9×	0.9–1.45 V	90 W	Socket 604	September 15, 2008	AD80583QH056007	$1980
Quad Core, low voltage
Xeon L7445	SLG9L (A1)	2133 MHz	2 × 3 MB	12 MB	1066 MT/s	8×	0.9–1.45 V	50 W	Socket 604	September 15, 2008	AD80583JH046003	$1980
Six Core
Xeon E7450	SLG9K (A1)	2400 MHz	3 × 3 MB	12 MB	1066 MT/s	9×	0.9–1.45 V	90 W	Socket 604	September 15, 2008	AD80582QH056003	$2301
Xeon E7458[16]	SLG9N (A1)	2400 MHz	3 × 3 MB	16 MB	1066 MT/s	9×	0.9–1.45 V	90 W	Socket 604	September 15, 2008	AD80582QH056007	OEM
Xeon X7460	SLG9P (A1)	2667 MHz	3 × 3 MB	16 MB	1066 MT/s	10×	0.9–1.45 V	130 W	Socket 604	September 15, 2008	AD80582KH067007	$2729
Six Core, low voltage
Xeon L7455	SLG9M (A1)	2133 MHz	3 × 3 MB	12 MB	1066 MT/s	8×	0.9–1.45 V	65 W	Socket 604	September 15, 2008	AD80582JH046003	$2729

5. Nehalem-Based Xeons

Xeon 3000-series (uniprocessor)

"Clarkdale" (MCP, 32 nm)

• Based on Westmere microarchitecture
• Uni-processor only
• L3406 supports Hyper-Threading, Turbo Boost
• All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x,^[17] EPT,^[17] VT-d, TXT, ECC^[18]
• Contains 45 nm "Ironlake" GPU.
• Die size: 81 mm² (CPU Component)
• Steppings: C2

| Xeon L3403^[19][20] | | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | DMI | 15× | 2 × DDR3-1066 | 0.65–1.40 V | | LGA 1156 | style="text-align:right;" | October 2010 | | OEM |-

| Xeon L3406 | | 2.27 GHz | 2.53 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | DMI | 17× | 2 × DDR3-1066 | 0.65–1.40 V | | LGA 1156 | style="text-align:right;" | March 16, 2010 | | $189 |-

|}

"Lynnfield" (45 nm)

• Based on Nehalem microarchitecture
• Uni-processor only
• All models except X3430 support Hyper-Threading
• All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Turbo Boost, Smart Cache, VT-x,^[17] EPT,^[17] VT-d, TXT, ECC^[18]
• Die size: 296 mm²
• Steppings: B1

| Xeon X3430 | | 2.4 GHz | 1/1/2/3 | 4 | 4 × 256 KiB | 8 MiB | DMI | 18× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $189 |-

| Xeon X3440 | | 2.53 GHz | 1/1/2/3 | 4 | 4 × 256 KiB | 8 MiB | DMI | 19× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $215 |-

| Xeon X3450 | | 2.67 GHz | 1/1/4/4 | 4 | 4 × 256 KiB | 8 MiB | DMI | 20× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $241 |-

| Xeon X3460 | | 2.8 GHz | 1/1/4/5 | 4 | 4 × 256 KiB | 8 MiB | DMI | 21× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $316 |-

| Xeon X3470 | | 2.93 GHz | 2/2/4/5 | 4 | 4 × 256 KiB | 8 MiB | DMI | 22× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $589 |-

| Xeon X3480 | | 3.07 GHz | 2/2/4/5 | 4 | 4 × 256 KiB | 8 MiB | DMI | 23× | 2 × DDR3-1333 | 0.65–1.40 V | 95 W | LGA 1156 | style="text-align:right;" | May 30, 2010 | | $612 |-

| Xeon L3426 | | 1.87 GHz | 2/2/9/10 | 4 | 4 × 256 KiB | 8 MiB | DMI | 14× | 2 × DDR3-1333 | 0.65–1.40 V | | LGA 1156 | style="text-align:right;" | September 8, 2009 | | $284 |-

"Bloomfield" (45 nm)

• Based on Nehalem microarchitecture
• Uni-processor only
• Quad Core models support: Hyper-Threading, Turbo Boost
• All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x,^[17] EPT,^[17] ECC
• Die size: 263 mm²
• Steppings: D0

| Xeon W3503 | | 2.4 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | 1 × 4.8 GT/s QPI | 18× | 3 × DDR3-1066 | 0.8–1.225 V | 130 W | LGA 1366 | style="text-align:right;" | March 30, 2009 | | OEM |-

| Xeon W3505 | | 2.53 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | 1 × 4.8 GT/s QPI | 19× | 3 × DDR3-1066 | 0.8–1.225 V | 130 W | LGA 1366 | style="text-align:right;" | March 30, 2009 | | OEM |-

| Xeon W3520 | | 2.67 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 20× | 3 × DDR3-1066 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $284 |-

| Xeon W3530 | | 2.8 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 21× | 3 × DDR3-1066 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $294 |-

| Xeon W3540 | | 2.93 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 22× | 3 × DDR3-1066 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $562 |-

| Xeon W3550 | | 3.07 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 23× | 3 × DDR3-1066 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | August 9, 2009 | | $562 |-

| Xeon W3565 | | 3.2 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 24× | 3 × DDR3-1066 | 0.8–1.225 V | 130 W | LGA 1366 | style="text-align:right;" | November 1, 2009 | | $562 |-

| Xeon W3570 | | 3.2 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 6.4 GT/s QPI | 24× | 3 × DDR3-1333 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $999 |-

| Xeon W3580 | | 3.33 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 1 × 6.4 GT/s QPI | 25× | 3 × DDR3-1333 | 0.8–1.375 V | 130 W | LGA 1366 | style="text-align:right;" | August 9, 2009 | | $999 |-

|}

"Jasper Forest" (45 nm)

• Based on Nehalem microarchitecture
• Uni-processor only
• LC3528 supports: Hyper-Threading, Turbo Boost
• All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x,^[17] EPT,^[17] VT-d, ECC
• Die size: 263 mm²
• Steppings: B0^[21]

| Xeon LC3518 | | 1.73 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 1 | 1 × 256 KiB | 2 MiB | DMI | 13× | 2 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 11, 2010 | | $192 |-

 

| Xeon LC3528 | | 1.73 GHz | 1866 MHz | 2 | 2 × 256 KiB | 4 MiB | DMI | 13× | 2 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 11, 2010 | | $302 |-

 

| Xeon EC3539 | | 2.13 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 8 MiB | DMI | 16× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 11, 2010 | | $302 |-

|}

"Gulftown" (32 nm)

• Based on Westmere microarchitecture
• Uniprocessor-only systems
• All models support: Hyper-Threading
• All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, AES-NI, SpeedStep, Turbo Boost, Smart Cache, VT-x,^[17] EPT,^[17] VT-d, TXT, ECC
• Die size: 240 mm²
• Steppings: B1

| Xeon W3670 | | 3.2 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 1 × 4.8 GT/s QPI | 24× | 3 × DDR3-1066 | 0.8–1.375 V | | LGA 1366 | style="text-align:right;" | August 29, 2010 | | $885 |-

 

| Xeon W3680 | | 3.33 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 1 × 6.4 GT/s QPI | 25× | 3 × DDR3-1333 | 0.8–1.375 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $999 |-

 

| Xeon W3690 | | 3.47 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 1 × 6.4 GT/s QPI | 26× | 3 × DDR3-1333 | 0.8–1.375 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $999 |-

|}

Xeon 5000-series (dual-processor)

"Gainestown" (45 nm)

• Based on Nehalem microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c,^[22] Intel x8 SDDC^[18][23]
• All models support: Hyper-Threading, Turbo Boost except E5502, E5503, E5504, E5506, L5506, E5507
• All models support dual-processor configurations
• Die size: 263 mm²
• Steppings: D0^[24][25]

| Xeon E5502 | | 1.87 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 14× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $188 |-

 

| Xeon E5503 | | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 15× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $224 |-

 

| Xeon L5508 | | 2 GHz | 2/3 | 2 | 2 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 15× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $440 |-

 

| Xeon E5504 | | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 15× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $224 |-

 

| Xeon E5506 | | 2.13 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 16× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $266 |-

 

| Xeon E5507 | | 2.27 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 17× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $266 |-

 

| Xeon E5520 | | 2.27 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 17× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $373 |-

 

| Xeon E5530 | | 2.4 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 18× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $530 |-

 

| Xeon E5540 | | 2.53 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 19× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $774 |-

 

| Xeon X5550 | | 2.67 GHz | 2/2/3/3 | 4 | 4 × 256 KiB | 8 MiB | 2 × 6.4 GT/s QPI | 20× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $958 |-

 

| Xeon X5560 | | 2.8 GHz | 2/2/3/3 | 4 | 4 × 256 KiB | 8 MiB | 2 × 6.4 GT/s QPI | 21× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $1172 |-

 

| Xeon X5570 | | 2.93 GHz | 2/2/3/3 | 4 | 4 × 256 KiB | 8 MiB | 2 × 6.4 GT/s QPI | 22× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $1386 |-

 

| Xeon W5580 | | 3.2 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 6.4 GT/s QPI | 24× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $1600 |-

 

| Xeon W5590 | | 3.33 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 6.4 GT/s QPI | 25× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | August 9, 2009 | | $1600 |-

 

| Xeon L5506 | | 2.13 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 16× | 3 × DDR3-800 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $423 |-

 

| Xeon L5518 | | 2.13 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 16× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $551 |-

 

| Xeon L5520 | | 2.27 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 17× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 30, 2009 | | $530 |-

 

| Xeon L5530 | | 2.4 GHz | 1/1/1/2 | 4 | 4 × 256 KiB | 8 MiB | 2 × 5.86 GT/s QPI | 18× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | August 9, 2009 | | $744 |-

|}

"Jasper Forest" (45 nm)

• Based on Nehalem microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c,^[22] Intel x8 SDDC^[18][23]
• EC5549, LC5528, and LC5518 support: Hyper-Threading, Turbo Boost
• Die size: 263 mm²
• Steppings: B0^[21]

| Xeon EC5539 | | 2.27 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 2 | 2 × 256 KiB | 4 MiB | 1 × 5.86 GT/s QPI | 17× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 12, 2010 | | $388 |-

 

| Xeon EC5509 | | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 15× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 12, 2010 | | $266 |-

 

| Xeon EC5549 | | 2.53 GHz | 2933 MHz | 4 | 4 × 256 KiB | 8 MiB | 1 × 5.86 GT/s QPI | 19× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 12, 2010 | | $530 |-

 

| Xeon LC5518 | | 1.73 GHz | 2133 MHz | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 13× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 12, 2010 | | $519 |-

 

| Xeon LC5528 | | 2.13 GHz | 2533 MHz | 4 | 4 × 256 KiB | 8 MiB | 1 × 4.8 GT/s QPI | 16× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 12, 2010 | | $519 |-

|}

"Westmere-EP" (32 nm) Efficient Performance

• Based on Westmere microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c,^[26] Intel x8 SDDC,^[18][23] AES-NI, Smart Cache, Hyper-Threading, Turbo Boost except E5603, E5606, E5607, L5609
• Dual-socket configurations supported
• Die size: 240 mm²
• Steppings: B1

| Xeon X5698 | | 4.4 GHz | 0/1 | 2 | 2 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 33× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | Q1, 2011 | | OEM |-

 

| Xeon E5603 | | 1.6 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 4 MiB | 2 × 4.8 GT/s QPI | 12× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $188 |-

 

| Xeon E5606 | | 2.13 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 8 MiB | 2 × 4.8 GT/s QPI | 16× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $219 |-

 

| Xeon E5607 | | 2.27 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 8 MiB | 2 × 4.8 GT/s QPI | 17× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $276 |-

 

| Xeon E5620 | | 2.4 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 18× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $387 |-

 

| Xeon E5630 | | 2.53 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 19× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $551 |-

 

| Xeon E5640 | | 2.67 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 20× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $774 |-

 

| Xeon X5647 | | 2.93 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 22× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $774 |-

 

| Xeon X5667 | | 3.07 GHz | 2/2/3/3 | 4 | 4 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 23× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $1440 |-

 

| Xeon X5672 | | 3.2 GHz | 2/2/3/3 | 4 | 4 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 24× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $1440 |-

 

| Xeon X5677 | | 3.47 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 26× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $1663 |-

 

| Xeon X5687 | | 3.6 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 27× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $1663 |-

 

| Xeon L5609 | | 1.87 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 12 MiB | 2 × 4.8 GT/s QPI | 14× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $440 |-

 

| Xeon L5618 | | 1.87 GHz | 1/1/2/3 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 14× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $530 |-

 

| Xeon L5630 | | 2.13 GHz | 1/1/2/2 | 4 | 4 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 16× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $551 |-

 

| Xeon E5645 | | 2.4 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 18× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $551 |-

 

| Xeon E5649 | | 2.53 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 19× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $774 |-

 

| Xeon X5650 | | 2.67 GHz | 2/2/2/2/3/3 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 20× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $996 |-

 

| Xeon X5660 | | 2.8 GHz | 2/2/2/2/3/3 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 21× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $1219 |-

 

| Xeon X5670 | | 2.93 GHz | 2/2/2/2/3/3 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 22× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $1440 |-

 

| Xeon X5675 | | 3.07 GHz | 2/2/2/2/3/3 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 23× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $1440 |-

 

| Xeon X5679 | | 3.2 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 24× | 3 × DDR3-1066 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | OEM |-

 

| Xeon X5680 | | 3.33 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 25× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $1663 |-

 

| Xeon X5690 | | 3.47 GHz | 1/1/1/1/2/2 | 6 | 6 × 256 KiB | 12 MiB | 2 × 6.4 GT/s QPI | 26× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | $1663 |-

 

| Xeon L5638 | | 2 GHz | 1/1/2/2/3/3 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 15× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $958 |-

 

| Xeon L5639^[27] | | 2.13 GHz | 2/2/3/3/4/4 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 16× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | OEM |-

 

| Xeon L5640 | | 2.27 GHz | 2/2/3/3/4/4 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 17× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | March 16, 2010 | | $996 |-

 

| Xeon L5645^[27] | | 2.4 GHz | 2/2/3/3/4/4 | 6 | 6 × 256 KiB | 12 MiB | 2 × 5.86 GT/s QPI | 18× | 3 × DDR3-1333 | 0.75–1.35 V | | LGA 1366 | style="text-align:right;" | February 14, 2011 | | OEM |-

|}

Xeon 7000-series (multiprocessor)

"Beckton" (45 nm)

• Based on Nehalem microarchitecture
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d,^[23] Intel VT-c,^[23] Intel x8 SDDC,^[23] Turbo Boost, Smart Cache, Hyper-Threading except X7542
• 65xx models support single- and dual-processor configurations, while 75xx models support up to 8-processor configurations
• Transistors: 2.3 billion
• Die size: 684 mm²
• Steppings: D0

| Xeon E6510 | | 1.73 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 12 MiB | 4 × 4.8 GT/s QPI | 13× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $744 |-

 

| Xeon E7520 | | 1.87 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 | 4 × 256 KiB | 18 MiB | 4 × 4.8 GT/s QPI | 14× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $856 |-

 

| Xeon E7530 | | 1.87 GHz | 2133 MHz | 6 | 6 × 256 KiB | 12 MiB | 4 × 5.86 GT/s QPI | 14× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $1391 |-

 

| Xeon E6540 | | 2 GHz | 2266 MHz | 6 | 6 × 256 KiB | 18 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $1712 |-

 

| Xeon E7540 | | 2 GHz | 2266 MHz | 6 | 6 × 256 KiB | 18 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $1980 |-

 

| Xeon X7542 | | 2.67 GHz | 2800 MHz | 6 | 6 × 256 KiB | 18 MiB | 4 × 5.86 GT/s QPI | 20× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $1980 |-

 

| Xeon L7545 | | 1.87 GHz | 2533 MHz | 6 | 6 × 256 KiB | 18 MiB | 4 × 5.86 GT/s QPI | 14× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $2087 |-

 

| Xeon X6550 | | 2 GHz | 2400 MHz | 8 | 8 × 256 KiB | 18 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $2461 |-

 

| Xeon X7550 | | 2 GHz | 2400 MHz | 8 | 8 × 256 KiB | 18 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $2729 |-

 

| Xeon X7560 | | 2.27 GHz | 2666 MHz | 8 | 8 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 17× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $3692 |-

 

| Xeon L7555 | | 1.87 GHz | 2533 MHz | 8 | 8 × 256 KiB | 24 MiB | 4 × 5.86 GT/s QPI | 14× | 4 × DDR3-1333 | 0.675–1.35 V | | LGA 1567 | style="text-align:right;" | March 30, 2010 | | $3157 |-

|}

Xeon E7 (multiprocessor)

"Westmere-EX" (32 nm) Expandable

• Based on Westmere microarchitecture.
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel DDDC,^[28] Hyper-threading (except E7-8837), Turbo Boost, AES-NI, Smart Cache.
• 28xx models support single- and dual-processor configurations, 48xx models support up to four-processor configurations, 88xx models support up to eight-processor configurations.
• Transistors: 2.6 billion
• Die size: 513 mm²
• Steppings: A2

| Xeon E7-2803 | | 1.73 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 | 6 × 256 KiB | 18 MiB | 4 × 4.8 GT/s QPI | 13× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $774 |-

 

| Xeon E7-4807 | | 1.87 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 | 6 × 256 KiB | 18 MiB | 4 × 4.8 GT/s QPI | 14× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $890 |-

 

| Xeon E7-2820 | | 2 GHz | 1/1/1/2 | 8 | 8 × 256 KiB | 18 MiB | 4 × 5.86 GT/s QPI | 15× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $1334 |-

 

| Xeon E7-2830 | | 2.13 GHz | 1/1/1/2 | 8 | 8 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 16× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $1779 |-

 

| Xeon E7-4820 | | 2 GHz | 1/1/1/2 | 8 | 8 × 256 KiB | 18 MiB | 4 × 5.86 GT/s QPI | 15× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $1446 |-

 

| Xeon E7-4830 | | 2.13 GHz | 1/1/1/2 | 8 | 8 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 16× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $2059 |-

 

| Xeon E7-8830 | | 2.13 GHz | 1/1/1/2 | 8 | 8 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 16× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $2280 |-

 

| Xeon E7-8837 | | 2.67 GHz | 1/1/1/1 | 8 | 8 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 20× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $2280 |-

 

| Xeon E7-2850 | | 2 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $2558 |-

 

| Xeon E7-2860 | | 2.27 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 17× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $3670 |-

 

| Xeon E7-2870 | | 2.4 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 30 MiB | 4 × 6.4 GT/s QPI | 18× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $4227 |-

 

| Xeon E7-4850 | | 2 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $2837 |-

 

| Xeon E7-4860 | | 2.27 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 17× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $3838 |-

 

| Xeon E7-4870 | | 2.4 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 30 MiB | 4 × 6.4 GT/s QPI | 18× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $4394 |-

 

| Xeon E7-8850 | | 2 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 15× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $3059 |-

 

| Xeon E7-8860 | | 2.27 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 24 MiB | 4 × 6.4 GT/s QPI | 17× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $4061 |-

 

| Xeon E7-8870 | | 2.4 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 30 MiB | 4 × 6.4 GT/s QPI | 18× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $4616 |-

 

| Xeon E7-8867L | | 2.13 GHz | 1/1/2/3/3 | 10 | 10 × 256 KiB | 30 MiB | 4 × 6.4 GT/s QPI | 16× | 4 × DDR3-1333 | 0.6–1.35 V | | LGA 1567 | style="text-align:right;" | April 3, 2011 | | $4172 |-

|}

6. Sandy Bridge-Based Xeons

"Gladden" (32 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, AES-NI.
• All models support uni-processor configurations only.
• Die size:216 mm²
• Steppings: D2

Xeon E3-11xx (uniprocessor)

| Xeon E3-1105C | | 4 | 1 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 6 MiB | | BGA 1284 | DMI 2.0 | 2 × DDR3-1600 | style="text-align:right;" | May 2012 | | $333 |-

 

| Xeon E3-1125C | | 4 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 8 MiB | | BGA 1284 | DMI 2.0 | 2 × DDR3-1600 | style="text-align:right;" | May 2012 | | $444 |-

|}

"Sandy Bridge" (32 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E3-1220 and E3-1225), Turbo Boost, AES-NI, Smart Cache.
• All models support uni-processor configurations only.
• Intel HD Graphics P3000 uses drivers that are optimized and certified for professional applications, similar to Nvidia Quadro and AMD FirePro products.
• Die size: D2: 216 mm², Q0: 131 mm²
• Steppings: D2, Q0

Xeon E3-12xx (uniprocessor)

| Xeon E3-1220L | | 2 | 2.2 GHz | 10/12 | 2 × 256 KiB | 3 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $189 |-

 

| Xeon E3-1220 | | 4 | 3.1 GHz | 1/2/2/3 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $189 |-

 

| Xeon E3-1225 | | 4 | 3.1 GHz | 1/2/2/3 | 4 × 256 KiB | 6 MiB | HD Graphics P3000 | 850–1350 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $194 |-

 

| Xeon E3-1230 | | 4 | 3.2 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $215 |-

 

| Xeon E3-1235 | | 4 | 3.2 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | HD Graphics P3000 | 850–1350 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $240 |-

 

| Xeon E3-1240 | | 4 | 3.3 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $250 |-

 

| Xeon E3-1245 | | 4 | 3.3 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | HD Graphics P3000 | 850–1350 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $262 |-

 

| Xeon E3-1270 | | 4 | 3.4 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $328 |-

 

| Xeon E3-1275 | | 4 | 3.4 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | HD Graphics P3000 | 850–1350 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $339 |-

 

| Xeon E3-1280 | | 4 | 3.5 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $612 |-

 

| Xeon E3-1290 | | 4 | 3.6 GHz | 1/2/3/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 29, 2011 | | $885 |-

 

| Xeon E3-1260L | | 4 | 2.4 GHz | 1/4/8/9 | 4 × 256 KiB | 8 MiB | HD Graphics 2000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | $294 |-

 

| Xeon E3-1265L | | 4 | 2.4 GHz | 1/4/8/9 | 4 × 256 KiB | 8 MiB | HD Graphics P3000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | April 3, 2011 | | |-

|}

"Sandy Bridge-EN" (32 nm) Entry

• Based on Sandy Bridge-E CPU.
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c,^[29] Intel x8 SDDC,^[30] Hyper-threading (except E5-2403 and E5-2407), Turbo Boost (except E5-1428L, E5-2403 and E5-2407), AES-NI, Smart Cache.

Xeon E5-14xx (uniprocessor)

| Xeon E5-1428L | | 6 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 1356 | DMI 2.0 | 3 × DDR3-1333 | style="text-align:right;" | Q2 2012 | | $395 |-

|}

Xeon E5-24xx (dual-processor)

| Xeon E5-2403 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 1356 | 6.4 GT/s QPI | 3 × DDR3-1066 | style="text-align:right;" | May 14, 2012 | | $188
$195 |-

 

| Xeon E5-2407 | | 4 | 2.2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 1356 | 6.4 GT/s QPI | 3 × DDR3-1066 | style="text-align:right;" | May 14, 2012 | | $250
$251 |-

|}

"Sandy Bridge-EP" (32 nm) Efficient Performance

• Based on Sandy Bridge microarchitecture.
• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c,^[29] Intel x8 SDDC,^[31] Hyper-threading(except E5-1603, E5-1607, E5-2603, E5-2609 and E5-4617), Turbo Boost (except E5-1603, E5-1607, E5-2603, E5-2609, E5-4603 and E5-4607), AES-NI, Smart Cache.

Xeon E5-16xx (uniprocessor)

|}

Xeon E5-26xx (dual-processor)

| Xeon E5-2603 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1066 | style="text-align:right;" | March 6, 2012 | | $198
$207 |-

 

| Xeon E5-2609 | | 4 | 2.4 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1066 | style="text-align:right;" | March 6, 2012 | | $294
$299 |-

|}

Xeon E5-46xx (quad-processor)

| Xeon E5-4603 | | 4 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1066 | style="text-align:right;" | May 14, 2012 | | $551
$555 |-

 

| Xeon E5-4607 | | 6 | 2.2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 12 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1066 | style="text-align:right;" | May 14, 2012 | | $885
$889 |-

|}

7. Ivy Bridge-Based Xeons

"Gladden" (22 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, AES-NI.
• All models support uni-processor configurations only.
• Die size:160 mm²
• Steppings: E1

Xeon E3-11xx v2 (uniprocessor)

| Xeon E3-1105C v2 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 8 MiB | | BGA 1284 | DMI 2.0 | 2 × DDR3-1600 | style="text-align:right;" | September 10, 2013 | | $320 |-

 

| Xeon E3-1125C v2 | | 4 | 2.5 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 8 MiB | | BGA 1284 | DMI 2.0 | 2 × DDR3-1600 | style="text-align:right;" | September 10, 2013 | | $448 |-

 

| Xeon E3-1135C v2 | | 4 | 3 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 8 MiB | | BGA 1284 | DMI 2.0 | 2 × DDR3-1600 | style="text-align:right;" | September 10, 2013 | | OEM |-

|}

"Ivy Bridge" (22 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E3-1220 v2 and E3-1225 v2), Turbo Boost, AES-NI, Smart Cache, ECC
• Transistors: E1: 1.4 billion
• Die size: E1: 160 mm²
• All models support uni-processor configurations only.
• Intel HD Graphics P4000 uses drivers that are optimized and certified for professional applications, similar to nVidia Quadro and AMD FirePro products.

Xeon E3-12xx v2 (uniprocessor)

| Xeon E3-1220L v2 | | 2 | 2.3 GHz | 10/12 | 2 × 256 KiB | 3 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $189 |-

 

| Xeon E3-1220 v2 | | 4 | 3.1 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $189
$203 |-

 

| Xeon E3-1225 v2 | | 4 | 3.2 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | HD Graphics P4000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $209
$224 |-

 

| Xeon E3-1230 v2 | | 4 | 3.3 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $215
$230 |-

 

| Xeon E3-1240 v2 | | 4 | 3.4 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $250
$261 |-

 

| Xeon E3-1245 v2 | | 4 | 3.4 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | HD Graphics P4000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $266
$273 |-

 

| Xeon E3-1270 v2 | | 4 | 3.5 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $328
$339 |-

 

| Xeon E3-1275 v2 | | 4 | 3.5 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | HD Graphics P4000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $339
$350 |-

 

| Xeon E3-1280 v2 | | 4 | 3.6 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $612
$623 |-

 

| Xeon E3-1285 v2 | | 4 | 3.6 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | |-

 

| Xeon E3-1290 v2 | | 4 | 3.7 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $884 |-

 

| Xeon E3-1265L v2 | | 4 | 2.5 GHz | 6/7/9/10 | 4 × 256 KiB | 8 MiB | HD Graphics 2500 | 650–1150 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | $294
$305 |-

 

| Xeon E3-1285L v2 | | 4 | 3.2 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | HD Graphics P4000 | 650–1250 MHz | | LGA 1155 | DMI 2.0 | style="text-align:right;" | May 14, 2012 | | |-

|}

"Ivy Bridge-EN" (22 nm) Entry

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-2403 v2 and E5-2407 v2), Turbo Boost (except E5-2403 v2, E5-2407 v2 and E5-2418L v2), AES-NI, Smart Cache.
• Support for up to six DIMMs of DDR3 memory per CPU socket.

Xeon E5-14xx v2 (uniprocessor)

|}

Xeon E5-24xx v2 (dual-processor)

| Xeon E5-2403 v2 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 1356 | 6.4 GT/s QPI | 3 × DDR3-1333 | style="text-align:right;" | Jan 9, 2014 | | $192 |-

 

| Xeon E5-2407 v2 | | 4 | 2.4 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 1356 | 6.4 GT/s QPI | 3 × DDR3-1333 | style="text-align:right;" | Jan 9, 2014 | | $250 |-

 

| Xeon E5-2418L v2 | | 6 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 1356 | 6.4 GT/s QPI | 3 × DDR3-1333 | style="text-align:right;" | Jan 9, 2014 | | $607 |-

|}

"Ivy Bridge-EP" (22 nm) Efficient Performance

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-1607 v2, E5-2603 v2, E5-2609 v2 and E5-4627 v2), Turbo Boost (except E5-1607 v2, E5-2603 v2, E5-2609 v2, E5-2618L v2, E5-4603 v2 and E5-4607 v2), AES-NI, Smart Cache.^[32][33]
• Support for up to 12 DIMMs of DDR3 memory per CPU socket.

Xeon E5-16xx v2 (uniprocessor)

|}

Xeon E5-26xx v2 (dual-processor)

| Xeon E5-2603 v2 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | Sep 10, 2013 | | $202 |-

 

| Xeon E5-2609 v2 | | 4 | 2.5 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | Sep 10, 2013 | | $294 |-

 

| Xeon E5-2620 v2 | | 6 | 2.1 GHz | 3/3/3/3/4/5 | 6 × 256 KiB | 15 MiB | | LGA 2011 | 2 × 7.2 GT/s QPI | 4 × DDR3-1600 | style="text-align:right;" | Sep 10, 2013 | | $406 |-

 

| Xeon E5-2618L v2 | | 6 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | Sep 10, 2013 | | $520 |-

|}

Xeon E5-46xx v2 (quad-processor)

| Xeon E5-4603 v2 | | 4 | 2.2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | March 3, 2014 | | $551 |-

 

| Xeon E5-4607 v2 | | 6 | 2.6 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011 | 2 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | March 3, 2014 | | $885 |-

|}

"Ivy Bridge-EX" (22 nm) Expandable

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E7-8857 v2), Turbo Boost (except E7-4809 v2), AES-NI, Smart Cache.
• Support for up to 24 DIMMs of DDR3 memory per CPU socket.

Xeon E7-28xx v2 (dual-processor)

|}

Xeon E7-48xx v2 (quad-processor)

| Xeon E7-4809 v2 | | 6 | 1.9 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 12 MiB | | LGA 2011-1 | 3 × 6.4 GT/s QPI | 4 × DDR3-1333 | style="text-align:right;" | Feb 18, 2014 | | $1223 |-

|}

Xeon E7-88xx v2 (octa-processor)

|}

8. Haswell-Based Xeons

"Haswell-WS" (22 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, BMI1 (Bit Manipulation Instructions1), BMI2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel vPro, Intel VT-x, Intel VT-d, Hyper-threading (except E3-1220 v3, E3-1225 v3 and E3-1226 v3), Turbo Boost 2.0, AES-NI, Smart Cache, TSX, ECC, Intel x8 SDDC

Xeon E3-12xx v3 (uniprocessor)

| Xeon E3-1281 v3 | | 4 | 3.7 GHz | 2/3/4/4 | 4 × 256 KiB | 8 MiB | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | | LGA 1150 | DMI 2.0 | style="text-align:right;" | May 2014 | | $612 |-

 

| Xeon E3-1275L v3 | | 4 | 2.7 GHz | 6/?/?/12^[34] | 4 × 256 KiB | 8 MiB | HD Graphics (10 EUs) | 350–1200 MHz | | LGA 1150 | DMI 2.0 | style="text-align:right;" | May 2014 | | $328 |-

|}

"Haswell-EN" (22 nm) Entry

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading, Turbo Boost (except E5-2408 v3 and E5-2418L v3), AES-NI, Smart Cache.
• Support for up to six DIMMs of DDR3 memory per CPU socket.

Xeon E5-14xx v3 (uniprocessor)

|}

Xeon E5-24xx v3 (dual-processor)

| Xeon E5-2408L v3 | | 4 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 1356-3 | 6.4 GT/s QPI | 3 × DDR3-1333 | style="text-align:right;" | Jan 12, 2015 | | $256 |-

 

| Xeon E5-2418L v3 | | 6 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 1356-3 | 6.4 GT/s QPI | 3 × DDR3-1333 | style="text-align:right;" | Jan 12, 2015 | | $472 |-

|}

"Haswell-EP" (22 nm) Efficient Performance

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E5-1603 v3, E5-1607 v3, E5-2603 v3, E5-2609 v3, E5-2628 v3, E5-2663 v3, E5-2685 v3 and E5-4627 v3), Turbo Boost 2.0 (except E5-1603 v3, E5-1607 v3, E5-2603 v3, E5-2608L v3, E5-2609 v3 and E5-4610 v3), AES-NI, Smart Cache.
• Transistors: Up to 8 cores: 2.60 billion, Up to 12 cores: 3.84 billion, Up to 18 cores: 5.69 billion
• Die size: Up to 8 cores: 354 mm², Up to 12 cores: 492 mm², Up to 18 cores: 662 mm²
• Support for up to 12 DIMMs of DDR4 memory per CPU socket (E5-2629 v3, 2649 v3 and 2669 v3 also support DDR3 memory).

Xeon E5-16xx v3 (uniprocessor)

| Xeon E5-1603 v3 | | 4 | 2.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011-3 | DMI 2.0 | 4 × DDR4-1866 | style="text-align:right;" | Sep 8, 2014 | | $202 |-

 

| Xeon E5-1607 v3 | | 4 | 3.1 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011-3 | DMI 2.0 | 4 × DDR4-1866 | style="text-align:right;" | Sep 8, 2014 | | $225 |-

|}

Xeon E5-26xx v3 (dual-processor)

| Xeon E5-2603 v3 | | 6 | 1.6 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1600 | style="text-align:right;" | Sep 8, 2014 | | $213 |-

 

| Xeon E5-2608L v3 | | 6 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1866 | style="text-align:right;" | Sep 8, 2014 | | $441 |-

 

| Xeon E5-2609 v3 | | 6 | 1.9 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1600 | style="text-align:right;" | Sep 8, 2014 | | $306 |-

 

| Xeon E5-2666 v3^[35] | | 10 | 2.9 GHz | 3/3/3/3/3/3/3/4/6/6 | 10 × 256 KiB | 25 MiB | | LGA 2011-3 | 2 × 9.6 GT/s QPI | 4 × DDR4-2133 | style="text-align:right;" | Nov 13, 2014 | | OEM for
Amazon |-

 

| Xeon E5-2673 v3 | | 12 | 2.4 GHz | 3/3/3/3/3/3/3/3/4/5/7/7 | 12 × 256 KiB | 30 MiB | | LGA 2011-3 | 2 × 9.6 GT/s QPI | 4 × DDR4-2133 | style="text-align:right;" | Sep 8, 2014 | | OEM for Microsoft^[36] |-

 

| Xeon E5-2693 v3 | | 12 | 2.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 12 × 256 KiB | 30 MiB | | LGA 2011-3 | 2 × 9.6 GT/s QPI | 4 × DDR4-2133 | style="text-align:right;" | Unreleased | | Unknown |-

 

| Xeon E5-2698A v3^[37] | | 16 | 2.8 GHz | 3.2 GHz | 16 × 256 KiB | 40 MiB | | LGA 2011-3 | 2 × 9.6 GT/s QPI | 4 × DDR4-2133 | style="text-align:right;" | Nov 18, 2014 | | OEM for
Lenovo |-

|}

Xeon E5-46xx v3 (quad-processor)

| Xeon E5-4610 v3 | | 10 | 1.7 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 10 × 256 KiB | 25 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1600 | style="text-align:right;" | June 1, 2015 | | $1219 |-

|}

"Haswell-EX" (22 nm) Expandable

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading, Turbo Boost 2.0 (except E7-4809 v3 and 4820 v3), AES-NI, Smart Cache.
• Transistors: Up to 18 cores: 5.69 billion
• Die size: Up to 18 cores: 662 mm²
• Support for up to 24 DIMMs of DDR3 or DDR4 memory per CPU socket.

Xeon E7-48xx v3 (quad-processor)

| Xeon E7-4809 v3 | | 8 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 8 × 256 KiB | 20 MiB | | LGA 2011-1 | 3 × 6.4 GT/s QPI | 4 × DDR3-1333
4 × DDR4-1866 | style="text-align:right;" | May 6, 2015 | | $1223 |-

 

| Xeon E7-4820 v3 | | 10 | 1.9 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 10 × 256 KiB | 25 MiB | | LGA 2011-1 | 3 × 6.4 GT/s QPI | 4 × DDR3-1333
4 × DDR4-1866 | style="text-align:right;" | May 6, 2015 | | $1502 |-

|}

Xeon E7-88xx v3 (octa-processor)

| Xeon E7-8895 v3 | | 18 | 2.6 GHz | 4/4/4/4/6/6/7/7/7/7/8/8/9/9/9/9/9/9 | 18 × 256 KiB | 45 MiB | | LGA 2011-1 | 3 × 9.6 GT/s QPI | 4 × DDR3-1600
4 × DDR4-1866 | style="text-align:right;" | 2015 | | OEM for Oracle^[38] |-

|}

9. Broadwell-Based Xeons

"Broadwell-DE" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, Turbo Boost (except D-1518, D-1529), AES-NI, Smart Cache, ECC memory.
• SoC peripherals include 8 × USB (4 × 2.0, 4 × 3.0), 6 × SATA, 2 × Integrated 10 GbE LAN, UART, GPIO, and 32 lanes of PCI Express (8 × 2.0, 24 × 3.0), in ×16, ×8 and ×4 configurations.
• Support for up to four DIMMs of DDR4 or DDR3L memory per CPU socket.

Xeon D-15xx (uniprocessor, SoC)

| Xeon D-1518 | | 4 | 2.2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 6 MiB | | | DMI 2.0 | 2 × DDR4-2133
2 × DDR3L-1600 | style="text-align:right;" | November 2015 | | $234 |-

 

| Xeon D-1529 | | 4 | 1.3 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 6 MiB | | | DMI 2.0 | 2 × DDR4-2133
2 × DDR3L-1600 | style="text-align:right;" | April 2016 | | $324 |-

|}

"Broadwell-H" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, Turbo Boost, AES-NI, Smart Cache, ECC memory.
• Support for up to four DIMMs of DDR3L memory per CPU socket.

Xeon E3-12xx v4 (uniprocessor)

|}

"Broadwell-EP" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading (except E5-2603v4, 2609v4 and 4627v4), Turbo Boost 2.0 (except E5-1603v4, 1607v4, 2603v4, 2609v4 and 4610v4), AES-NI, Smart Cache.
• Transistors: Up to 10 cores: 3.20 billion, Up to 15 cores: 4.70 billion, Up to 24 cores: 7.20 billion
• Die size: Up to 10 cores: 246 mm², Up to 15 cores: 306 mm², Up to 24 cores: 456 mm²
• Support for up to twelve DIMMs of DDR4 memory per CPU socket.

Xeon E5-16xx v4 (uniprocessor)

| Xeon E5-1603 v4 | | 4 | 2.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011-3 | DMI 2.0 | 4 × DDR4-2133 | style="text-align:right;" | June 2016 | | |-

 

| Xeon E5-1607 v4 | | 4 | 3.1 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 10 MiB | | LGA 2011-3 | DMI 2.0 | 4 × DDR4-2133 | style="text-align:right;" | June 2016 | | |-

|}

Xeon E5-26xx v4 (dual-processor)

| Xeon E5-2603 v4 | | 6 | 1.7 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 6 × 256 KiB | 15 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1866 | style="text-align:right;" | April 2016 | | $213 |-

 

| Xeon E5-2609 v4 | | 8 | 1.7 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 8 × 256 KiB | 20 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4-1866 | style="text-align:right;" | April 2016 | | $306 |-

|}

Xeon E5-46xx v4 (quad-processor)

| Xeon E5-4610 v4 | | 10 | 1.8 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 10 × 256 KiB | 25 MiB | | LGA 2011-3 | 2 × 6.4 GT/s QPI | 4 × DDR4 | style="text-align:right;" | June 2016 | | $1219 |-

|}

"Broadwell-EX" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading, Turbo Boost 2.0, AES-NI, Smart Cache.
• Support for up to 12 DIMMs of DDR4 memory per CPU socket.

Xeon E7-48xx v4 (quad-processor)

| Xeon E7-4809 v4 | | 8 | 2.1 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 8 × 256 KiB | 20 MiB | | LGA 2011-1 | 3 × 6.4 GT/s QPI | 4 × DDR4-1866
4 × DDR3-1333 | style="text-align:right;" | June 6, 2016 | | $1223 |-

 

| Xeon E7-4820 v4 | | 10 | 2 GHz | data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 10 × 256 KiB | 25 MiB | | LGA 2011-1 | 3 × 6.4 GT/s QPI | 4 × DDR4-1866
4 × DDR3-1333 | style="text-align:right;" | June 6, 2016 | | $1502 |-

|}

Xeon E7-88xx v4 (octa-processor)

10. Skylake-Based Xeons

"Skylake-D" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX2, AVX-512, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, Turbo Boost, AES-NI, TSX-NI, Intel MPX, Smart Cache, ECC memory.
• SoC peripherals include 24 × USB (10 × 3.0, 14 × 2.0), 14 × SATA 3.0, 4 × Integrated 10 GbE LAN (except D-2191), UART, GPIO, and 32 lanes of PCI Express 3.0 in ×16, ×8 and ×4 configurations.
• Support for up to 8 DIMMs of DDR4 memory, up to 64 GB per DIMM (512 GB).
• I (such as D-2161I): Integrated Intel Ethernet
• T (such as D-2183T): high temperature support or extended reliability offerings
• N (such as D-2187NT): Intel Ethernet and Intel QuickAssist Technology ^[39]
• Package size: 42.5 × 55 mm

Xeon D-21xx (uniprocessor, SoC)

"Skylake-S" (14 nm)

Xeon E3-12xx v5 (uniprocessor)

"Skylake-H" (14 nm)

Xeon E3-15xx v5 (uniprocessor)

"Skylake-W" (14 nm)

Xeon W-21xx (uniprocessor)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, FMA3, MPX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Turbo Boost (excluding W-2102 and W-2104), Hyper-threading (excluding W-2102 and W-2104), AES-NI, Intel TSX-NI, Smart Cache.
• PCI Express lanes: 48
• Supports up to 8 DIMMs of DDR4 memory, maximum 512 GB.

Xeon W-31xx (uniprocessor)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, FMA3, MPX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Turbo Boost, Hyper-threading, AES-NI, Intel TSX-NI, Smart Cache.
• PCI Express lanes: 48
• Supports up to 12 DIMMs of DDR4 memory, maximum GB.

"Skylake-SP" (14 nm) Scalable Performance

• Support for up to 12 DIMMs of DDR4 memory per CPU socket
• Xeon Platinum supports up to eight sockets; Xeon Gold supports up to four sockets; Xeon Silver and Bronze support up to two sockets
• Xeon Platinum, Gold 61XX, and Gold 5122 have two AVX-512 FMA units per core; Xeon Gold 51XX (except 5122), Silver, and Bronze have a single AVX-512 FMA unit per core
• -F: integrated OmniPath fabric
• -M: 1536 GB RAM per socket vs 768 GB for non-M SKUs
• -P: integrated FPGA
• -T: High thermal-case and extended reliability

Xeon Bronze and Silver (dual processor)

• Xeon Bronze 31XX has no HT or Turbo Boost support
• Xeon Bronze 31XX supports DDR4-2133 MHz RAM; Xeon Silver 41XX supports DDR4-2400 MHz RAM
• Xeon Bronze 31XX and Xeon Silver 41XX support two UPI links at 9.6 GT/s

Xeon Gold (quad processor)

• Xeon Gold 51XX has two UPIs at 10.4 GT/s; Xeon Gold 61XX has three UPIs at 10.4 GT/s
• Xeon Gold 51XX support DDR4-2400 MHz RAM (except 5122); Xeon Gold 5122 and 61XX support DDR4-2666 MHz RAM

Xeon Platinum (octa processor)

• Xeon Platinum has three UPIs at 10.4 GT/s.
• Xeon Platinum supports DDR4-2666 MHz RAM.

11. Kaby Lake-Based Xeons

"Kaby Lake-S" (14 nm)

• All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, BMI1 (Bit Manipulation Instructions1), BMI2, MPX, SGX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel vPro, Intel VT-x, Intel VT-d, Hyper-threading (except E3-1220 v6, E3-1225 v6), Turbo Boost 2.0, AES-NI, Smart Cache, TSX-NI, ECC memory

Xeon E3-12xx v6 (uniprocessor)

"Kaby Lake-H" (14 nm)

Xeon E3-15xx v6 (uniprocessor)

12. Coffee Lake-Based Xeons

"Coffee Lake-S WS" (14 nm)

Xeon E-21xx(G) (uniprocessor)

• Xeon E-21xx has no integrated GPU; Xeon E-21xxG has integrated GPU.
• Xeon E-21x4(G) has 4 cores; Xeon E-21x6(G) has 6 cores.

| Xeon E-2104G | | 4 (4) | 3.2 GHz | =data-sort-value="" style="background: #ececec; color: #2C2C2C; vertical-align: middle; font-size: smaller; text-align: center; " class="table-na" | N/A | 4 × 256 KiB | 8 MiB | HD Graphics P630 | 350-1100 MHz | | LGA 1151 | DMI 3.0 | style="text-align:right;" | 12 July 2018 | | $193 |-

"Coffee Lake-H" (14 nm)

Xeon E-21xxM (uniprocessor)

The content is sourced from: https://handwiki.org/wiki/Engineering:List_of_Intel_Xeon_microprocessors