AMD EPYC Embedded 3251 vs AMD Phenom II X2 555 BE
Físico
| Socket | AMD BGA SP4r2 | AMD Socket AM3 |
|---|---|---|
| Fabricante | GlobalFoundries | — |
| Tamaño del proceso | 14 nm | 45 nm |
| Transistores | 4,800 million | 758 million |
| Tamaño de Die | 213 mm² | 258 mm² |
| Paquete | FC-BGASP4r2 | µPGA |
| tCaseMax | 105°C | — |
Desempeño
| Frecuencia | 2.5 GHz | 3.2 GHz |
|---|---|---|
| Frecuencia turbo | up to 3.1 GHz | — |
| Frecuencia de reloj base | 100 MHz | 200 MHz |
| Multiplicador | 25.0x | 16.0x |
| Multiplicador desbloqueado | Yes | Yes |
| TDP | 50 W | 80 W |
| Voltaje | — | 1.4 V |
Arquitectura
| Mercado | Server/Workstation | Desktop |
|---|---|---|
| Estado de producción | Active | End-of-life |
| Fecha de publicación | Feb 21st, 2018 | Jan 25th, 2010 |
| Nombre Clave | Zen | Callisto |
| Generación | EPYC Embedded | Phenom II X2 |
| Parte | unknown | HDZ555WFK2DGMHDZ555WFGMBOX |
| Soporte de memoria | DDR4-2666 MHz Dual-channel | DDR3 Dual-channel |
| Memoria ECC | Yes | No |
| PCI Express | Gen 3 | Gen 2 |
Núcleos
| Número de núcleos | 8 | 2 |
|---|---|---|
| Número de hilos | 16 | 2 |
| SMP # CPUs | 1 | 1 |
| Gráficos integrados | — | — |
Caché
| Caché L1 | 96K (per core) | 128K (per core) |
|---|---|---|
| Caché L2 | 512K (per core) | 512K (per core) |
| Caché L3 | 16MB (shared) | 6MB (shared) |
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. | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Black Edition label. |
|---|
Características
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | Yes | — |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SMT | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
