Intel Core i7-2635QM vs Intel Core i7-975
Physical Specifications
| Socket | Intel BGA 1224 | Intel Socket 1366 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 32 nm | 45 nm |
| Transistors | 1,160 million | 731 million |
| Die size | 216 mm² | 263 mm² |
| Package | BGA2 | FC-LGA8 |
Performance
| Frequency | 2000 MHz | 3.333 GHz |
|---|---|---|
| Turbo clock | up to 2.9 GHz | up to 3.6 GHz |
| Base clock | 100 MHz | 133 MHz |
| Multiplier | 20.0x | 25.0x |
| Multiplier unlocked | No | Yes |
| TDP | 45 W | 130 W |
| Voltage | — | 1.375 V |
Architecture Details
| Vertical Segment | Mobile | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Jan 3rd, 2011 | Jun 2nd, 2009 |
| Codename | Sandy Bridge | Bloomfield |
| Generation | Core i7 | Core i7 |
| Part | SR030 | SLBEQ |
| Memory support | unknown Dual-channel | DDR3 Triple-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Intel HD 3000 | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 6MB (shared) | 8MB (shared) |
Features & Technologies
| AES-NI | Yes | — |
|---|---|---|
| AVX | Yes | — |
| EIST | Yes | Yes |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | — |
| TXT | — | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | — |
| XD-Bit | — | Yes |
Notes
| Notes | — | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. |
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