Intel Core 2 Extreme QX9770 vs Intel Pentium B940
Físico
| Socket | Intel Socket 775 | Intel Socket G2 (988B) |
|---|---|---|
| Fabricante | Intel | Intel |
| Tamaño del proceso | 45 nm | 32 nm |
| Transistores | 820 million | 504 million |
| Tamaño de Die | 2x 107 mm² | 131 mm² |
| Paquete | FC-LGA4 | rPGA |
| tCaseMax | 55°C | — |
Desempeño
| Frecuencia | 3.2 GHz | 2000 MHz |
|---|---|---|
| Frecuencia turbo | — | — |
| Frecuencia de reloj base | 400 MHz | 100 MHz |
| Multiplicador | 8.0x | 20.0x |
| Multiplicador desbloqueado | Yes | No |
| Voltaje | 1.35 V | — |
| TDP | 136 W | 35 W |
Arquitectura
| Mercado | Desktop | Mobile |
|---|---|---|
| Estado de producción | End-of-life | End-of-life |
| Fecha de publicación | Mar 24th, 2008 | Jun 19th, 2011 |
| Nombre Clave | Yorkfield | Sandy Bridge |
| Generación | Core 2 Extreme | Pentium |
| Parte | SLAWM | SR07S |
| Soporte de memoria | DDR1, DDR2, DDR3 Dual-channel | DDR3 Dual-channel |
| Memoria ECC | No | No |
| PCI Express | Gen 2 | — |
Núcleos
| Número de núcleos | 4 | 2 |
|---|---|---|
| Número de hilos | 4 | 2 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | — | Intel HD (Sandy Bridge) |
Caché
| Caché L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Caché L2 | 12MB (shared) | 256K (per core) |
| Caché L3 | — | 2MB (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
| EIST | Yes | Yes |
|---|---|---|
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSSE3 | Yes | Yes |
| Smart Cache | — | Yes |
| VT-x | Yes | — |
| XD bit | — | Yes |
