AMD Phenom II X4 820 vs Intel Core 2 Quad Q8400
Físico
| Socket | AMD Socket AM3 | Intel Socket 775 |
|---|---|---|
| Tamaño del proceso | 45 nm | 45 nm |
| Transistores | 758 million | 456 million |
| Tamaño de Die | 258 mm² | 2x 82 mm² |
| Paquete | µPGA | FC-LGA6 |
| Fabricante | — | Intel |
| tCaseMax | — | 71°C |
Desempeño
| Frecuencia | 2.8 GHz | 2.666 GHz |
|---|---|---|
| Frecuencia turbo | — | — |
| Frecuencia de reloj base | 200 MHz | 333 MHz |
| Multiplicador | 14.0x | 8.0x |
| Multiplicador desbloqueado | No | No |
| Voltaje | 1.425 V | 1.11 V |
| TDP | 95 W | 95 W |
Arquitectura
| Mercado | Desktop | Desktop |
|---|---|---|
| Estado de producción | End-of-life | End-of-life |
| Fecha de publicación | Sep 1st, 2009 | Apr 19th, 2009 |
| Nombre Clave | Deneb | Yorkfield |
| Generación | Phenom II X4 | Core 2 Quad |
| Parte | HDX820WFK4FGIHDX820WFGIBOX | SLGT6 |
| Soporte de memoria | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| Memoria ECC | No | No |
| PCI Express | Gen 2 | Gen 2 |
Núcleos
| Número de núcleos | 4 | 4 |
|---|---|---|
| Número de hilos | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | — | — |
Caché
| Caché L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Caché L2 | 512K (per core) | 4MB (shared) |
| Caché L3 | 4MB (shared) | — |
Características
| 3DNow! | Yes | — |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4A | Yes | — |
| iAMT2 | — | Yes |
