Intel Xeon E5-2648L vs Intel Xeon X5687
Physisch
| Socket | Intel Socket 2011 | Intel Socket 1366 |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 32 nm | 32 nm |
| Transistoren | 2,270 million | 1,170 million |
| Chipgröße | 435 mm² | 239 mm² |
| Package | FC-LGA10 | FC-LGA10 |
Leistung
| Taktfrequenz | 1800 MHz | 3.6 GHz |
|---|---|---|
| Übertaktung | up to 2.3 GHz | up to 3.866 GHz |
| Basis-Taktfrequenz | 100 MHz | 133 MHz |
| Multiplikator | 18.0x | 27.0x |
| Multiplikator entsperrt | No | No |
| Stromspannung | 1.35 V | 1.35 V |
| TDP | 70 W | 130 W |
Architektur
| Typ | Server/Workstation | Server/Workstation |
|---|---|---|
| Produktionsstatus | unknown | End-of-life |
| Veröffentlichungsdatum | Mar 6th, 2012 | Feb 14th, 2011 |
| Codename | Sandy Bridge-EP | Westmere-EP |
| Generation | Xeon E5 | Xeon |
| Part# | SR0HESR0LX | SLBVY |
| Speicherunterstützung | DDR3 Quad-channel | DDR3 Triple-channel |
| ECC-Speicher | Yes | Yes |
| PCI Express | Gen 3 | Gen 2 |
Kerne
| Anzahl der Kerne | 8 | 4 |
|---|---|---|
| Anzahl der Threads | 16 | 8 |
| SMP # CPUs | 2 | 2 |
| Integrierter Grafikprozessor | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 20MB (shared) | 12MB (shared) |
Anmerkungen
| Anmerkungen | C1 Stepping: SR0HE C2 Stepping: SR0LX | — |
|---|
Features
| 6.4GT/s QPI | — | Yes |
|---|---|---|
| 8.0GT/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 |
