Intel Core i7-990X vs Intel Xeon E3-1275
Físico
| Socket | Intel Socket 1366 | Intel Socket 1155 |
|---|---|---|
| Fabricante | Intel | Intel |
| Tamaño del proceso | 32 nm | 32 nm |
| Transistores | 1,170 million | 1,160 million |
| Tamaño de Die | 239 mm² | 216 mm² |
| Paquete | FC-LGA10 | FC-LGA10 |
Desempeño
| Frecuencia | 3.466 GHz | 3.4 GHz |
|---|---|---|
| Frecuencia turbo | up to 3.733 GHz | up to 3.8 GHz |
| Frecuencia de reloj base | 133 MHz | 100 MHz |
| Multiplicador | 26.0x | 34.0x |
| Multiplicador desbloqueado | Yes | No |
| Voltaje | 1.375 V | — |
| TDP | 130 W | 95 W |
Arquitectura
| Mercado | Desktop | Server/Workstation |
|---|---|---|
| Estado de producción | End-of-life | End-of-life |
| Fecha de publicación | Feb 24th, 2011 | Apr 3rd, 2011 |
| Nombre Clave | Gulftown | Sandy Bridge |
| Generación | Core i7 | Xeon E3 |
| Parte | SLBVZ | SR00P |
| Soporte de memoria | DDR3 Triple-channel | DDR3 Dual-channel |
| Memoria ECC | No | Yes |
| PCI Express | Gen 2 | Gen 3, 16 Lanes(CPU only) |
Núcleos
| Número de núcleos | 6 | 4 |
|---|---|---|
| Número de hilos | 12 | 8 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | — | Intel HD P3000 |
Caché
| Caché L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Caché L2 | 256K (per core) | 256K (per core) |
| Caché L3 | 12MB (shared) | 8MB (shared) |
Notas
| Notas | 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. | — |
|---|
Características
| 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 |
