Intel Core i7-3940XM vs Intel Core i7-4800MQ
Fisico
| Presa | Intel Socket G2 (988B) | Intel Socket G3 |
|---|---|---|
| Fonderia | Intel | Intel |
| Dimensione del processo | 22 nm | 22 nm |
| Transistor | 1,400 million | 1,400 million |
| Dimensione stampo | 160 mm² | 177 mm² |
| Pacchetto | FC-PGA12F | FC-PGA946 |
| tCaseMax | — | 100°C |
Prestazione
| Frequenza | 3 GHz | 2.7 GHz |
|---|---|---|
| Turbo clock | up to 3.9 GHz | up to 3.7 GHz |
| Clock di base | 100 MHz | 100 MHz |
| Moltiplicatore | 30.0x | 27.0x |
| Moltiplicatore sbloccato | Yes | No |
| TDP | 55 W | 47 W |
Architettura
| Mercato | Mobile | Mobile |
|---|---|---|
| Stato di produzione | End-of-life | unknown |
| Data di rilascio | Sep 3rd, 2012 | Apr 29th, 2013 |
| Nome in codice | Ivy Bridge | Haswell |
| Generazione | Core i7 | Core i7 |
| Parte | SR0US | SR15L |
| Supporto memoria | DDR3 Dual-channel | DDR3 |
| Memoria ECC | No | No |
Core
| Numero di core | 4 | 4 |
|---|---|---|
| Numero di threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Grafica integrata | Intel HD 4000 | Intel HD 4600 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 8MB (shared) |
Note
| Note | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. Intel HD 4000 frequency: 650-1300MHz | — |
|---|
Caratteristiche
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | — | Yes |
| CLMUL | — | Yes |
| EIST | Yes | 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 | Yes |
| TSX | — | Yes |
| TXT | Yes | Yes |
| VT-d | Yes | — |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
