Intel Core 2 Duo E8400 vs Intel Pentium G840
Physique
| Socket | Intel Socket 775 | Intel Socket 1155 |
|---|---|---|
| Fonderie | Intel | Intel |
| Taille du processus | 45 nm | 32 nm |
| Transistors | 410 million | 504 million |
| Taille des matrices | 104 mm² | 131 mm² |
| Package | FC-LGA6 | FC-LGA10 |
| tCaseMax | 72°C | — |
Performance
| Fréquence | 3 GHz | 2.8 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 333 MHz | 100 MHz |
| Multiplicateur | 9.0x | 28.0x |
| Multiplicateur débloqué | No | No |
| Tension | 1.2 V | — |
| TDP | 65 W | 65 W |
Architecture
| Marché | Desktop | Desktop |
|---|---|---|
| État de la production | End-of-life | End-of-life |
| Date de sortie | Jan 1st, 2008 | May 22nd, 2011 |
| Nom de code | Wolfdale | Sandy Bridge |
| Génération | Core 2 Duo | Pentium |
| Part | SLAPLSLB9J | SR05P |
| Support mémoire | DDR1, DDR2, DDR3 Dual-channel | DDR3 Dual-channel |
| La mémoire du CEC | No | No |
| PCI Express | Gen 2 | Gen 3, 16 Lanes(CPU only) |
Cœurs
| Nombre de cœurs | 2 | 2 |
|---|---|---|
| Nombre de threads | 2 | 2 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | — | Intel HD (Sandy Bridge) |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 6MB (shared) | 256K (per core) |
| Cache L3 | — | 3MB (shared) |
Remarques
| Remarques | Spec Code of E0 Stepping: SLB9J | — |
|---|
Caractéristiques
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | Yes |
| C1E | Yes | — |
| C2E | Yes | — |
| EIST | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | Yes | — |
| SSE4.2 | — | Yes |
| SSSE3 | — | Yes |
| TXT | Yes | — |
| VT | Yes | — |
| VT-x | — | Yes |
| XD bit | — | Yes |
