Intel Core i7-990X vs Intel Xeon L5638
Fizyczny
| Socket | Intel Socket 1366 | Intel Socket 1366 |
|---|---|---|
| Producent | Intel | Intel |
| Rozmiar procesu | 32 nm | 32 nm |
| Tranzystory | 1,170 million | 1,170 million |
| Rozmiar matrycy | 239 mm² | 239 mm² |
| Pakiet | FC-LGA10 | FC-LGA10 |
Wydajność
| Częstotliwość | 3.466 GHz | 2000 MHz |
|---|---|---|
| Zegar turbo | up to 3.733 GHz | up to 2.4 GHz |
| Zegar bazowy | 133 MHz | 133 MHz |
| Mnożnik | 26.0x | 15.0x |
| Mnożnik odblokowany | Yes | No |
| Napięcie | 1.375 V | 1.35 V |
| TDP | 130 W | 60 W |
Architektura
| Rynek | Desktop | Server/Workstation |
|---|---|---|
| Status produkcji | End-of-life | End-of-life |
| Data wydania | Feb 24th, 2011 | Mar 16th, 2010 |
| Nazwa kodowa | Gulftown | Westmere-EP |
| Generacja | Core i7 | Xeon |
| Część | SLBVZ | SLBWY |
| Obsługa pamięci | DDR3 Triple-channel | DDR3 Triple-channel |
| Pamięć ECC | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
Rdzenie
| Liczba rdzeni | 6 | 6 |
|---|---|---|
| Liczba wątków | 12 | 12 |
| SMP # CPUs | 1 | 2 |
| Zintegrowana karta graficzna | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 12MB (shared) | 12MB (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
| 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 |
