Intel Core i7-990X vs Intel Xeon L5638
Fisico
| Presa | Intel Socket 1366 | Intel Socket 1366 |
|---|---|---|
| Fonderia | Intel | Intel |
| Dimensione del processo | 32 nm | 32 nm |
| Transistor | 1,170 million | 1,170 million |
| Dimensione stampo | 239 mm² | 239 mm² |
| Pacchetto | FC-LGA10 | FC-LGA10 |
Prestazione
| Frequenza | 3.466 GHz | 2000 MHz |
|---|---|---|
| Turbo clock | up to 3.733 GHz | up to 2.4 GHz |
| Clock di base | 133 MHz | 133 MHz |
| Moltiplicatore | 26.0x | 15.0x |
| Moltiplicatore sbloccato | Yes | No |
| Voltaggio | 1.375 V | 1.35 V |
| TDP | 130 W | 60 W |
Architettura
| Mercato | Desktop | Server/Workstation |
|---|---|---|
| Stato di produzione | End-of-life | End-of-life |
| Data di rilascio | Feb 24th, 2011 | Mar 16th, 2010 |
| Nome in codice | Gulftown | Westmere-EP |
| Generazione | Core i7 | Xeon |
| Parte | SLBVZ | SLBWY |
| Supporto memoria | DDR3 Triple-channel | DDR3 Triple-channel |
| Memoria ECC | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
Core
| Numero di core | 6 | 6 |
|---|---|---|
| Numero di threads | 12 | 12 |
| 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 | 12MB (shared) | 12MB (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
| 5.86GT/s QPI | — | Yes |
|---|---|---|
| AES-NI | — | Yes |
| EIST | — | 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 |
| TXT | — | Yes |
| VT-x | — | Yes |
| XD-Bit | — | Yes |
