AMD Athlon II X4 645 vs AMD FX-8320E
Physique
| Socket | AMD Socket AM3 | AMD Socket AM3+ |
|---|---|---|
| Taille du processus | 45 nm | 32 nm |
| Transistors | 300 million | 1,200 million |
| Taille des matrices | 169 mm² | 315 mm² |
| Package | µPGA | µPGA |
Performance
| Fréquence | 3.1 GHz | 3.2 GHz |
|---|---|---|
| Turbo clock | — | up to 4 GHz |
| Base clock | 200 MHz | 200 MHz |
| Multiplicateur | 15.5x | 16.0x |
| Multiplicateur débloqué | No | Yes |
| Tension | 1.4 V | 1.425 V |
| TDP | 95 W | 95 W |
Architecture
| Marché | Desktop | Desktop |
|---|---|---|
| État de la production | End-of-life | Active |
| Date de sortie | Sep 21st, 2010 | Sep 2nd, 2014 |
| Nom de code | Propus | Vishera |
| Génération | Athlon II X4 | FX |
| Part | ADX645WFK42GMADX645WFGMBOX | FD832EWMW8KHKFD832EWMHKBOX |
| Support mémoire | DDR3 Dual-channel | DDR3 Dual-channel |
| La mémoire du CEC | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cœurs
| Nombre de cœurs | 4 | 8 |
|---|---|---|
| Nombre de threads | 4 | 8 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | — | — |
Cache
| Cache L1 | 128K (per core) | 384K |
|---|---|---|
| Cache L2 | 512K (per core) | 8MB |
| Cache L3 | — | 8MB (shared) |
Caractéristiques
| 3DNow! | Yes | — |
|---|---|---|
| AES | — | Yes |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | — | Yes |
| CLMUL | — | Yes |
| CVT16 | — | Yes |
| EVP | — | Yes |
| FMA4 | — | Yes |
| HT3.1 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | Yes |
| SSSE3 | — | Yes |
| Turbo Core | — | Yes |
| XOP | — | Yes |
Remarques
| Remarques | — | 16KB L1 data cache per core. 64KB L1 instruction cache shared per two cores (per module). 2MB L2 cache shared per two cores (per module). This processor comes with an unlocked multiplier, allowing users to set the multiplier value higher than the shipped |
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