Intel Core i7-990X vs Intel Xeon L5638
Physisch
| Socket | Intel Socket 1366 | Intel Socket 1366 |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 32 nm | 32 nm |
| Transistoren | 1,170 million | 1,170 million |
| Chipgröße | 239 mm² | 239 mm² |
| Package | FC-LGA10 | FC-LGA10 |
Leistung
| Taktfrequenz | 3.466 GHz | 2000 MHz |
|---|---|---|
| Übertaktung | up to 3.733 GHz | up to 2.4 GHz |
| Basis-Taktfrequenz | 133 MHz | 133 MHz |
| Multiplikator | 26.0x | 15.0x |
| Multiplikator entsperrt | Yes | No |
| Stromspannung | 1.375 V | 1.35 V |
| TDP | 130 W | 60 W |
Architektur
| Typ | Desktop | Server/Workstation |
|---|---|---|
| Produktionsstatus | End-of-life | End-of-life |
| Veröffentlichungsdatum | Feb 24th, 2011 | Mar 16th, 2010 |
| Codename | Gulftown | Westmere-EP |
| Generation | Core i7 | Xeon |
| Part# | SLBVZ | SLBWY |
| Speicherunterstützung | DDR3 Triple-channel | DDR3 Triple-channel |
| ECC-Speicher | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
Kerne
| Anzahl der Kerne | 6 | 6 |
|---|---|---|
| Anzahl der Threads | 12 | 12 |
| SMP # CPUs | 1 | 2 |
| Integrierter Grafikprozessor | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 12MB (shared) | 12MB (shared) |
Anmerkungen
| Anmerkungen | 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. | — |
|---|
Features
| 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 |
