Socket | Intel Socket 1155 | Intel Socket 2011 |
---|---|---|
Foundry | Intel | Intel |
Process size | 22 nm | 32 nm |
Transistors | 1,400 million | 2,270 million |
Die size | 160 mm² | 435 mm² |
Package | FC-LGA12C | FC-LGA10 |
tCaseMax | 67°C | — |
Frequency | 3.4 GHz | 2000 MHz |
---|---|---|
Turbo clock | up to 3.9 GHz | up to 2.5 GHz |
Base clock | 100 MHz | 100 MHz |
Multiplier | 34.0x | 20.0x |
Multiplier unlocked | No | No |
TDP | 77 W | 60 W |
Voltage | — | 1.35 V |
Vertical Segment | Desktop | Server/Workstation |
---|---|---|
Production status | unknown | unknown |
Release date | Apr 29th, 2012 | Mar 6th, 2012 |
Codename | Ivy Bridge | Sandy Bridge-EP |
Generation | Core i7 | Xeon E5 |
Part | SR0PK | SR0H1SR0KM |
Memory support | DDR3 Dual-channel | DDR3 Quad-channel |
ECC memory | No | Yes |
PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3 |
Total Cores | 4 | 6 |
---|---|---|
Total Threads | 8 | 12 |
SMP # CPUs | 1 | 2 |
Integrated graphics | Intel HD 4000 | — |
Cache L1 | 64K (per core) | 64K (per core) |
---|---|---|
Cache L2 | 256K (per core) | 256K (per core) |
Cache L3 | 8MB (shared) | 15MB (shared) |
Notes | Intel HD 4000 frequency: 650-1150MHz | — |
---|
8.0GT/s QPI | — | Yes |
---|---|---|
AES-NI | Yes | Yes |
AVX | Yes | 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 | Yes |
VT-x | Yes | Yes |
XD bit | Yes | Yes |