Intel Core i7-880 vs Intel Core i7-975
Physisch
| Socket | Intel Socket 1156 | Intel Socket 1366 |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 45 nm | 45 nm |
| Transistoren | 774 million | 731 million |
| Chipgröße | 296 mm² | 263 mm² |
| Package | FC-LGA8 | FC-LGA8 |
Leistung
| Taktfrequenz | 3.066 GHz | 3.333 GHz |
|---|---|---|
| Übertaktung | up to 3.733 GHz | up to 3.6 GHz |
| Basis-Taktfrequenz | 133 MHz | 133 MHz |
| Multiplikator | 23.0x | 25.0x |
| Multiplikator entsperrt | No | Yes |
| Stromspannung | 1.4 V | 1.375 V |
| TDP | 95 W | 130 W |
Architektur
| Typ | Desktop | Desktop |
|---|---|---|
| Produktionsstatus | End-of-life | End-of-life |
| Veröffentlichungsdatum | May 30th, 2010 | Jun 2nd, 2009 |
| Codename | Lynnfield | Bloomfield |
| Generation | Core i7 | Core i7 |
| Part# | SLBPS | SLBEQ |
| Speicherunterstützung | DDR3 Dual-channel | DDR3 Triple-channel |
| ECC-Speicher | No | No |
| PCI Express | Gen 2, 16 Lanes(CPU only) | Gen 2 |
Kerne
| Anzahl der Kerne | 4 | 4 |
|---|---|---|
| Anzahl der Threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrierter Grafikprozessor | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 8MB (shared) |
Features
| EIST | — | Yes |
|---|---|---|
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | Yes | — |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | — |
| TBT | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | — |
| VT-x | Yes | Yes |
| XD-Bit | Yes | Yes |
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. |
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