AMD Opteron 6276 vs Intel Xeon X5677
Fisico
| Presa | AMD Socket G34 | Intel Socket 1366 |
|---|---|---|
| Dimensione del processo | 32 nm | 32 nm |
| Transistor | 2,400 million | 1,170 million |
| Dimensione stampo | 316 mm² | 239 mm² |
| Pacchetto | — | FC-LGA10 |
| Fonderia | — | Intel |
Prestazione
| Frequenza | 2.3 GHz | 3.466 GHz |
|---|---|---|
| Turbo clock | up to 3.2 GHz | up to 3.733 GHz |
| Clock di base | 200 MHz | 133 MHz |
| Moltiplicatore | 11.5x | 26.0x |
| Moltiplicatore sbloccato | No | No |
| TDP | 115 W | 130 W |
| Voltaggio | — | 1.35 V |
Architettura
| Mercato | Server/Workstation | Server/Workstation |
|---|---|---|
| Stato di produzione | End-of-life | End-of-life |
| Data di rilascio | Nov 14th, 2011 | Mar 16th, 2010 |
| Nome in codice | Interlagos | Westmere-EP |
| Generazione | Opteron | Xeon |
| Parte | OS6276WKTGGGU | SLBV9 |
| Supporto memoria | DDR3 | DDR3 Triple-channel |
| Memoria ECC | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
Core
| Numero di core | 16 | 4 |
|---|---|---|
| Numero di threads | 16 | 8 |
| SMP # CPUs | 4 | 2 |
| Grafica integrata | — | — |
Cache
| Cache L1 | 768K | 64K (per core) |
|---|---|---|
| Cache L2 | 16MB | 256K (per core) |
| Cache L3 | 8MB (per die) | 12MB (shared) |
Note
| Note | 16KB L1 data cache per core. 64KB L1 instruction cache shared per two cores (per module). 2MB L2 cache shared per two cores (per module). 8MB L3 cache shared per eight cores (per die). 14MB total L3 cache available when using HT Assist. | — |
|---|
Caratteristiche
| 6.4GT/s QPI | — | Yes |
|---|---|---|
| AES | Yes | — |
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | — |
| CLMUL | Yes | — |
| CVT16 | Yes | — |
| EIST | — | Yes |
| EVP | Yes | — |
| FMA4 | Yes | — |
| HTT | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | Yes |
| SSE4A | Yes | — |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-x | — | Yes |
| XD-Bit | — | Yes |
| XOP | Yes | — |
