Intel Celeron B840 vs Intel Core 2 Duo E7300
Físico
| Socket | Intel Socket G2 (988B) | Intel Socket 775 |
|---|---|---|
| Fabricante | Intel | Intel |
| Tamaño del proceso | 32 nm | 45 nm |
| Transistores | 504 million | 420 million |
| Tamaño de Die | 131 mm² | 107 mm² |
| Paquete | rPGA | FC-LGA6 |
| tCaseMax | — | 74°C |
Desempeño
| Frecuencia | 1900 MHz | 2.667 GHz |
|---|---|---|
| Frecuencia turbo | — | — |
| Frecuencia de reloj base | 100 MHz | 266 MHz |
| Multiplicador | 19.0x | 10.0x |
| Multiplicador desbloqueado | No | No |
| TDP | 35 W | 65 W |
| Voltaje | — | 1.11 V |
Arquitectura
| Mercado | Mobile | Desktop |
|---|---|---|
| Estado de producción | End-of-life | End-of-life |
| Fecha de publicación | Jul 1st, 2011 | Aug 10th, 2008 |
| Nombre Clave | Sandy Bridge | Wolfdale |
| Generación | Celeron | Core 2 Duo |
| Parte | SR0EN | SLAPB |
| Soporte de memoria | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| Memoria ECC | No | No |
| PCI Express | — | Gen 2 |
Núcleos
| Número de núcleos | 2 | 2 |
|---|---|---|
| Número de hilos | 2 | 2 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | Intel HD (Sandy Bridge) | — |
Caché
| Caché L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Caché L2 | 256K (per core) | 3MB (shared) |
| Caché L3 | 2MB (shared) | — |
Características
| C1E | — | Yes |
|---|---|---|
| C2E | — | Yes |
| EIST | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | — | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | — |
| SSSE3 | Yes | — |
| Smart Cache | Yes | — |
| VT-x | Yes | — |
| XD bit | Yes | — |
