Intel Core 2 Extreme QX6700 vs Intel Core i5-2540M
Physical Specifications
| Socket | Intel Socket 775 | Intel Socket G2 (988B) |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 65 nm | 32 nm |
| Transistors | 582 million | 624 million |
| Die size | 2x 143 mm² | 149 mm² |
| Package | FC-LGA6 | rPGA |
| tCaseMax | 64°C | — |
Performance
| Frequency | 2.666 GHz | 2.6 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 266 MHz | 100 MHz |
| Multiplier | 10.0x | 26.0x |
| Multiplier unlocked | Yes | No |
| Voltage | 1.34 V | — |
| TDP | 130 W | 35 W |
Architecture Details
| Vertical Segment | Desktop | Mobile |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Nov 1st, 2006 | Feb 1st, 2011 |
| Codename | Kentsfield | Sandy Bridge |
| Generation | Core 2 Extreme | Core i5 |
| Part | SL9UL | SR044SR049 |
| Memory support | DDR1, DDR2, DDR3 Dual-channel | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | — |
Cores
| Total Cores | 4 | 2 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | Intel HD 3000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 8MB (shared) | 256K (per core) |
| Cache L3 | — | 3MB (shared) |
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. | — |
|---|
Features & Technologies
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | Yes |
| EIST | Yes | Yes |
| HTT | — | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSSE3 | Yes | Yes |
| Smart Cache | — | Yes |
| TXT | — | Yes |
| Turbo Boost | — | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | — | Yes |
| iAMT2 | Yes | — |
