Intel Core 2 Extreme X7900 vs Intel Core i5-2540M
Physical Specifications
| Socket | Intel Socket P | Intel Socket G2 (988B) |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 65 nm | 32 nm |
| Transistors | unknown | 624 million |
| Die size | 143 mm² | 149 mm² |
| Package | FC-PGA | rPGA |
Performance
| Frequency | 2.8 GHz | 2.6 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 100 MHz |
| Multiplier | 14.0x | 26.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.3 V | — |
| TDP | 44 W | 35 W |
Architecture Details
| Vertical Segment | Mobile | Mobile |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Aug 1st, 2007 | Feb 1st, 2011 |
| Codename | Merom XE | Sandy Bridge |
| Generation | Core 2 Extreme | Core i5 |
| Part | SLAF4SLA33 | SR044SR049 |
| Memory support | DDR1 | DDR3 Dual-channel |
| ECC memory | No | No |
Cores
| Total Cores | 2 | 2 |
|---|---|---|
| Total Threads | 2 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | Intel HD 3000 |
Cache
| Cache L1 | 64K | 64K (per core) |
|---|---|---|
| Cache L2 | 4MB | 256K (per core) |
| Cache L3 | — | 3MB (shared) |
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 | Yes |
| Turbo Boost | — | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| iAMT2 | Yes | — |
