Intel Core i7-3920XM vs Intel Xeon E5649
Physique
| Socket | Intel Socket G2 (988B) | Intel Socket 1366 |
|---|---|---|
| Fonderie | Intel | Intel |
| Taille du processus | 22 nm | 32 nm |
| Transistors | 1,400 million | 1,170 million |
| Taille des matrices | 160 mm² | 239 mm² |
| Package | FC-PGA12F | FC-LGA10 |
Performance
| Fréquence | 2.9 GHz | 2.533 GHz |
|---|---|---|
| Turbo clock | up to 3.8 GHz | up to 2.8 GHz |
| Base clock | 100 MHz | 133 MHz |
| Multiplicateur | 29.0x | 19.0x |
| Multiplicateur débloqué | Yes | No |
| TDP | 55 W | 80 W |
| Tension | — | 1.35 V |
Architecture
| Marché | Mobile | Server/Workstation |
|---|---|---|
| État de la production | unknown | End-of-life |
| Date de sortie | Apr 29th, 2012 | Feb 14th, 2011 |
| Nom de code | Ivy Bridge | Westmere-EP |
| Génération | Core i7 | Xeon |
| Part | SR0MHSR0T2 | SLBZ8 |
| Support mémoire | DDR3 Dual-channel | DDR3 Triple-channel |
| La mémoire du CEC | No | Yes |
| PCI Express | — | Gen 2 |
Cœurs
| Nombre de cœurs | 4 | 6 |
|---|---|---|
| Nombre de threads | 8 | 12 |
| SMP # CPUs | 1 | 2 |
| Cartes graphiques intégrées | 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) |
Remarques
| Remarques | 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 | — |
|---|
Caractéristiques
| 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 |
