Intel Core i7-4940MX vs Intel Core i7-980
Physique
| Socket | Intel Socket G3 | Intel Socket 1366 |
|---|---|---|
| Fonderie | Intel | Intel |
| Taille du processus | 22 nm | 32 nm |
| Transistors | 1,400 million | 1,170 million |
| Taille des matrices | 177 mm² | 239 mm² |
| Package | FC-PGA946 | FC-LGA10 |
| tCaseMax | 100°C | — |
Performance
| Fréquence | 3.1 GHz | 3.333 GHz |
|---|---|---|
| Turbo clock | up to 4 GHz | up to 3.6 GHz |
| Base clock | 100 MHz | 133 MHz |
| Multiplicateur | 31.0x | 25.0x |
| Multiplicateur débloqué | Yes | No |
| TDP | 57 W | 130 W |
| Tension | — | 1.3 V |
Architecture
| Marché | Mobile | Desktop |
|---|---|---|
| État de la production | unknown | End-of-life |
| Date de sortie | Jan 20th, 2014 | Jun 26th, 2011 |
| Nom de code | Haswell | Gulftown |
| Génération | Core i7 | Core i7 |
| Part | unknown | SLBYU |
| Support mémoire | DDR3 | DDR3 Triple-channel |
| La mémoire du CEC | No | No |
| PCI Express | — | Gen 2 |
Cœurs
| Nombre de cœurs | 4 | 6 |
|---|---|---|
| Nombre de threads | 8 | 12 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | Intel HD 4600 | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 12MB (shared) |
Remarques
| Remarques | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | — |
|---|
Caractéristiques
| AES-NI | Yes | — |
|---|---|---|
| AVX | Yes | — |
| AVX2 | Yes | — |
| CLMUL | Yes | — |
| EIST | Yes | — |
| FMA3 | Yes | — |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | — |
| TSX | Yes | — |
| TXT | Yes | — |
| VT-x | Yes | — |
| XD bit | Yes | — |
