Intel Core i7-990X vs Intel Xeon E3-1275
Physisch
| Socket | Intel Socket 1366 | Intel Socket 1155 |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 32 nm | 32 nm |
| Transistoren | 1,170 million | 1,160 million |
| Chipgröße | 239 mm² | 216 mm² |
| Package | FC-LGA10 | FC-LGA10 |
Leistung
| Taktfrequenz | 3.466 GHz | 3.4 GHz |
|---|---|---|
| Übertaktung | up to 3.733 GHz | up to 3.8 GHz |
| Basis-Taktfrequenz | 133 MHz | 100 MHz |
| Multiplikator | 26.0x | 34.0x |
| Multiplikator entsperrt | Yes | No |
| Stromspannung | 1.375 V | — |
| TDP | 130 W | 95 W |
Architektur
| Typ | Desktop | Server/Workstation |
|---|---|---|
| Produktionsstatus | End-of-life | End-of-life |
| Veröffentlichungsdatum | Feb 24th, 2011 | Apr 3rd, 2011 |
| Codename | Gulftown | Sandy Bridge |
| Generation | Core i7 | Xeon E3 |
| Part# | SLBVZ | SR00P |
| Speicherunterstützung | DDR3 Triple-channel | DDR3 Dual-channel |
| ECC-Speicher | No | Yes |
| PCI Express | Gen 2 | Gen 3, 16 Lanes(CPU only) |
Kerne
| Anzahl der Kerne | 6 | 4 |
|---|---|---|
| Anzahl der Threads | 12 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrierter Grafikprozessor | — | Intel HD P3000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 12MB (shared) | 8MB (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
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | 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-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
