A Complete List of CPU Sockets

Sockets for the Server Market

In the table below, we list all sockets used by CPUs targeted to the server market.

Socket Pin Count Release Date Compatible CPUs
Slot 8 387 1995 Pentium Pro
Slot 2(SC330) 330 1998 Pentium II XeonPentium III Xeon
Socket 603 603 2001 XeonXeon MP
Socket 604 604 2002 XeonXeon MP
LGA775(Socket T) 775 Aug 2004 Xeon 3000 series
LGA771(Socket J) 771 2006 Xeon 3000 and 5000 series
mPGA478MT(Socket M) 478 2006 Xeon LV 1.66 GHz, 2.0 GHz, and 2.16 GHzXeon ULV 1.66 GHz
LGA1155(Socket H2) 1,155 Jan 2011 Xeon E3Pentium 350
LGA1156(Socket H1) 1,156 Sep 2009 Xeon 3400 series
LGA1366(Socket B) 1,366 Sep 2009 Xeon 3500, 3600, 5500, and 5600 seriesPentium 1400 series
FCLGA1567 1,567 Mar 2010 Xeon 6500 and 7500 seriesXeon E7
LGA2011(Socket R) 2,011 Nov 2011 Xeon E5 1600, 2600, and 4600 series
FCLGA1356 1,356 May 2012 Xeon E5 1400 and 2400 series
PAC418 418 2001 Itanium 733 and 800
PAC611 611 2002 Itanium 2
LGA1248 1,248 Feb 2010 Itanium 9300 series
Socket 939 939 2004 Opteron 100 series
Socket 940 940 Sep 2003 Opteron 100, 200, and 800 series
Socket F 1,207 Nov 2006 Opteron 13xS, 2200, 2300, 2400, 8200, 8300, and 8400 series
Socket C32 1,207 Jun 2010 Opteron 4000 series
Socket G34 1,974 Mar 2010 Opteron 6000 series

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Author: Gabriel Torres

Gabriel Torres is a Brazilian best-selling ICT expert, with 24 books published. He started his online career in 1996, when he launched Clube do Hardware, which is one of the oldest and largest websites about technology in Brazil. He created Hardware Secrets in 1999 to expand his knowledge outside his home country.

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