AMD Phenom II X4 840 vs AMD Phenom II X4 945 (95W)
Physique
| Socket | AMD Socket AM3 | AMD Socket AM3 |
|---|---|---|
| Taille du processus | 45 nm | 45 nm |
| Transistors | 300 million | 758 million |
| Taille des matrices | 169 mm² | 258 mm² |
| Package | µPGA | µPGA |
Performance
| Fréquence | 3.2 GHz | 3 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 200 MHz |
| Multiplicateur | 16.0x | 15.0x |
| Multiplicateur débloqué | No | No |
| Tension | 1.4 V | 1.425 V |
| TDP | 95 W | 95 W |
Architecture
| Marché | Desktop | Desktop |
|---|---|---|
| État de la production | End-of-life | End-of-life |
| Date de sortie | Jan 4th, 2011 | Jul 22nd, 2009 |
| Nom de code | Propus | Deneb |
| Génération | Phenom II X4 | Phenom II X4 |
| Part | HDX840WFK42GMHDX840WFGMBOX | HDX945WFK4DGIHDX945WFGIBOXHDX945WFK4DGMHDX945WFGMBOX |
| 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 | 4 |
|---|---|---|
| Nombre de threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | — | — |
Cache
| Cache L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 512K (per core) |
| Cache L3 | — | 6MB (shared) |
Caractéristiques
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
