AMD A8-3870K vs AMD Athlon II X4 645
Físico
| Socket | AMD Socket FM1 | AMD Socket AM3 |
|---|---|---|
| Tamaño del proceso | 32 nm | 45 nm |
| Transistores | 1,178 million | 300 million |
| Tamaño de Die | 228 mm² | 169 mm² |
| Paquete | µPGA | µPGA |
Desempeño
| Frecuencia | 3 GHz | 3.1 GHz |
|---|---|---|
| Frecuencia turbo | — | — |
| Frecuencia de reloj base | 100 MHz | 200 MHz |
| Multiplicador | 30.0x | 15.5x |
| Multiplicador desbloqueado | Yes | No |
| Voltaje | 1.4125 V | 1.4 V |
| TDP | 100 W | 95 W |
Arquitectura
| Mercado | Desktop | Desktop |
|---|---|---|
| Estado de producción | End-of-life | End-of-life |
| Fecha de publicación | Dec 20th, 2011 | Sep 21st, 2010 |
| Nombre Clave | Llano | Propus |
| Generación | A8 | Athlon II X4 |
| Parte | AD3870WNZ43GXAD3870WNGXBOX | ADX645WFK42GMADX645WFGMBOX |
| Soporte de memoria | DDR3 Dual-channel | DDR3 Dual-channel |
| Memoria ECC | No | No |
| PCI Express | — | Gen 2 |
Núcleos
| Número de núcleos | 4 | 4 |
|---|---|---|
| Número de hilos | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | Radeon HD 6550D | — |
Caché
| Caché L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| Caché L2 | 1MB (per core) | 512K (per core) |
Notas
| Notas | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | — |
|---|
Características
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | Yes | — |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
