Intel Core i7-975 vs Intel Xeon E5603
Fisico
| Presa | Intel Socket 1366 | Intel Socket 1366 |
|---|---|---|
| Fonderia | Intel | Intel |
| Dimensione del processo | 45 nm | 32 nm |
| Transistor | 731 million | 1,170 million |
| Dimensione stampo | 263 mm² | 239 mm² |
| Pacchetto | FC-LGA8 | FC-LGA10 |
Prestazione
| Frequenza | 3.333 GHz | 1600 MHz |
|---|---|---|
| Turbo clock | up to 3.6 GHz | — |
| Clock di base | 133 MHz | 133 MHz |
| Moltiplicatore | 25.0x | 12.0x |
| Moltiplicatore sbloccato | Yes | No |
| Voltaggio | 1.375 V | 1.35 V |
| TDP | 130 W | 80 W |
Architettura
| Mercato | Desktop | Server/Workstation |
|---|---|---|
| Stato di produzione | End-of-life | End-of-life |
| Data di rilascio | Jun 2nd, 2009 | Feb 14th, 2011 |
| Nome in codice | Bloomfield | Westmere-EP |
| Generazione | Core i7 | Xeon |
| Parte | SLBEQ | SLC2F |
| Supporto memoria | DDR3 Triple-channel | DDR3 Triple-channel |
| Memoria ECC | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
Core
| Numero di core | 4 | 4 |
|---|---|---|
| Numero di threads | 8 | 4 |
| SMP # CPUs | 1 | 2 |
| Grafica integrata | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 4MB (shared) |
Note
| Note | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. | — |
|---|
Caratteristiche
| 4.8GT/s QPI | — | Yes |
|---|---|---|
| AES-NI | — | Yes |
| EIST | Yes | Yes |
| HTT | Yes | — |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SMT | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | — | Yes |
| TXT | Yes | Yes |
| VT-x | Yes | Yes |
| XD-Bit | Yes | Yes |
