Intel Core i7-990X vs Intel Xeon E3-1275
Fizyczny
| Socket | Intel Socket 1366 | Intel Socket 1155 |
|---|---|---|
| Producent | Intel | Intel |
| Rozmiar procesu | 32 nm | 32 nm |
| Tranzystory | 1,170 million | 1,160 million |
| Rozmiar matrycy | 239 mm² | 216 mm² |
| Pakiet | FC-LGA10 | FC-LGA10 |
Wydajność
| Częstotliwość | 3.466 GHz | 3.4 GHz |
|---|---|---|
| Zegar turbo | up to 3.733 GHz | up to 3.8 GHz |
| Zegar bazowy | 133 MHz | 100 MHz |
| Mnożnik | 26.0x | 34.0x |
| Mnożnik odblokowany | Yes | No |
| Napięcie | 1.375 V | — |
| TDP | 130 W | 95 W |
Architektura
| Rynek | Desktop | Server/Workstation |
|---|---|---|
| Status produkcji | End-of-life | End-of-life |
| Data wydania | Feb 24th, 2011 | Apr 3rd, 2011 |
| Nazwa kodowa | Gulftown | Sandy Bridge |
| Generacja | Core i7 | Xeon E3 |
| Część | SLBVZ | SR00P |
| Obsługa pamięci | DDR3 Triple-channel | DDR3 Dual-channel |
| Pamięć ECC | No | Yes |
| PCI Express | Gen 2 | Gen 3, 16 Lanes(CPU only) |
Rdzenie
| Liczba rdzeni | 6 | 4 |
|---|---|---|
| Liczba wątków | 12 | 8 |
| SMP # CPUs | 1 | 1 |
| Zintegrowana karta graficzna | — | 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) |
Uwagi
| Uwagi | 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. | — |
|---|
Cechy
| 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 |
