Intel Xeon E5-2643 v2 vs Intel Xeon E5-2650
Physique
| Socket | Intel Socket 2011 | Intel Socket 2011 |
|---|---|---|
| Fonderie | Intel | Intel |
| Taille du processus | 22 nm | 32 nm |
| Transistors | 1,400 million | 2,270 million |
| Taille des matrices | 160 mm² | 435 mm² |
| Package | — | FC-LGA10 |
Performance
| Fréquence | 3.5 GHz | 2000 MHz |
|---|---|---|
| Turbo clock | — | up to 2.8 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplicateur | 35.0x | 20.0x |
| Multiplicateur débloqué | No | No |
| TDP | 130 W | 95 W |
| Tension | — | 1.35 V |
Architecture
| Marché | Server/Workstation | Server/Workstation |
|---|---|---|
| État de la production | unknown | unknown |
| Date de sortie | Sep 1st, 2013 | Mar 6th, 2012 |
| Nom de code | Ivy Bridge-EP | Sandy Bridge-EP |
| Génération | Xeon E5 | Xeon E5 |
| Part | SR19X | SR0H4SR0KQ |
| Support mémoire | DDR3 Quad-channel | DDR3 Quad-channel |
| La mémoire du CEC | Yes | Yes |
| PCI Express | Gen 3 | Gen 3 |
Cœurs
| Nombre de cœurs | 6 | 8 |
|---|---|---|
| Nombre de threads | 12 | 16 |
| SMP # CPUs | 2 | 2 |
| Cartes graphiques intégrées | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 15MB (shared) | 20MB (shared) |
Caractéristiques
| 8.0GT/s QPI | — | Yes |
|---|---|---|
| AES-NI | Yes | Yes |
| AVX | Yes | Yes |
| ECC | Yes | — |
| EIST | Yes | Yes |
| EPT | Yes | — |
| F16C | 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 |
