Socket | Intel Socket 2011 | Intel Socket 1366 |
---|---|---|
Foundry | Intel | Intel |
Process size | 32 nm | 32 nm |
Transistors | 2,270 million | 1,170 million |
Die size | 435 mm² | 239 mm² |
Package | FC-LGA10 | FC-LGA10 |
Frequency | 2.1 GHz | 2.8 GHz |
---|---|---|
Turbo clock | up to 2.4 GHz | up to 3.2 GHz |
Base clock | 100 MHz | 133 MHz |
Multiplier | 21.0x | 21.0x |
Multiplier unlocked | No | No |
Voltage | 1.35 V | 1.35 V |
TDP | 95 W | 95 W |
Vertical Segment | Server/Workstation | Server/Workstation |
---|---|---|
Production status | unknown | End-of-life |
Release date | Mar 6th, 2012 | Mar 16th, 2010 |
Codename | Sandy Bridge-EP | Westmere-EP |
Generation | Xeon E5 | Xeon |
Part | SR0LZ | SLBV6 |
Memory support | DDR3 Quad-channel | DDR3 Triple-channel |
ECC memory | Yes | Yes |
PCI Express | Gen 3 | Gen 2 |
Total Cores | 8 | 6 |
---|---|---|
Total Threads | 16 | 12 |
SMP # CPUs | 2 | 2 |
Integrated graphics | — | — |
Cache L1 | 64K (per core) | 64K (per core) |
---|---|---|
Cache L2 | 256K (per core) | 256K (per core) |
Cache L3 | 20MB (shared) | 12MB (shared) |
6.4GT/s QPI | — | Yes |
---|---|---|
8.0GT/s QPI | Yes | — |
AES-NI | Yes | Yes |
AVX | Yes | — |
EIST | Yes | Yes |
HTT | Yes | Yes |
Intel 64 | Yes | Yes |
MMX | Yes | Yes |
SSE | Yes | Yes |
SSE2 | Yes | Yes |
SSE3 | Yes | Yes |
SSE4.2 | Yes | Yes |
SSSE3 | Yes | Yes |
TXT | Yes | Yes |
VT-d | Yes | — |
VT-x | Yes | Yes |
XD bit | Yes | — |
XD-Bit | — | Yes |