Intel Core i7-3840QM vs Intel Core i7-3940XM
Physisch
| Socket | Intel BGA 1224 | Intel Socket G2 (988B) |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 22 nm | 22 nm |
| Transistoren | 1,400 million | 1,400 million |
| Chipgröße | 160 mm² | 160 mm² |
| Package | FC-BGA12F | FC-PGA12F |
Leistung
| Taktfrequenz | 2.8 GHz | 3 GHz |
|---|---|---|
| Übertaktung | up to 3.8 GHz | up to 3.9 GHz |
| Basis-Taktfrequenz | 100 MHz | 100 MHz |
| Multiplikator | 28.0x | 30.0x |
| Multiplikator entsperrt | No | Yes |
| TDP | 45 W | 55 W |
Architektur
| Typ | Mobile | Mobile |
|---|---|---|
| Produktionsstatus | unknown | End-of-life |
| Veröffentlichungsdatum | Sep 3rd, 2012 | Sep 3rd, 2012 |
| Codename | Ivy Bridge | Ivy Bridge |
| Generation | Core i7 | Core i7 |
| Part# | SR0UU | SR0US |
| Speicherunterstützung | DDR3 Dual-channel | DDR3 Dual-channel |
| ECC-Speicher | No | No |
Kerne
| Anzahl der Kerne | 4 | 4 |
|---|---|---|
| Anzahl der Threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrierter Grafikprozessor | Intel HD 4000 | Intel HD 4000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 8MB (shared) |
Anmerkungen
| Anmerkungen | Intel HD 4000 frequency: 650-1250MHz | 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 |
|---|
Features
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| EIST | Yes | 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 |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
