Intel Core i7-3920XM vs Intel Xeon E5649
Fisico
| Presa | Intel Socket G2 (988B) | Intel Socket 1366 |
|---|---|---|
| Fonderia | Intel | Intel |
| Dimensione del processo | 22 nm | 32 nm |
| Transistor | 1,400 million | 1,170 million |
| Dimensione stampo | 160 mm² | 239 mm² |
| Pacchetto | FC-PGA12F | FC-LGA10 |
Prestazione
| Frequenza | 2.9 GHz | 2.533 GHz |
|---|---|---|
| Turbo clock | up to 3.8 GHz | up to 2.8 GHz |
| Clock di base | 100 MHz | 133 MHz |
| Moltiplicatore | 29.0x | 19.0x |
| Moltiplicatore sbloccato | Yes | No |
| TDP | 55 W | 80 W |
| Voltaggio | — | 1.35 V |
Architettura
| Mercato | Mobile | Server/Workstation |
|---|---|---|
| Stato di produzione | unknown | End-of-life |
| Data di rilascio | Apr 29th, 2012 | Feb 14th, 2011 |
| Nome in codice | Ivy Bridge | Westmere-EP |
| Generazione | Core i7 | Xeon |
| Parte | SR0MHSR0T2 | SLBZ8 |
| Supporto memoria | DDR3 Dual-channel | DDR3 Triple-channel |
| Memoria ECC | No | Yes |
| PCI Express | — | Gen 2 |
Core
| Numero di core | 4 | 6 |
|---|---|---|
| Numero di threads | 8 | 12 |
| SMP # CPUs | 1 | 2 |
| Grafica integrata | Intel HD 4000 | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 12MB (shared) |
Note
| Note | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. Intel HD 4000 frequency: 650-1300MHz | — |
|---|
Caratteristiche
| 5.86GT/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 |
