Key Differences
In short — Core i7-7800X outperforms Core i7-640M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-7800X is 2465 days newer than Core i7-640M.
Advantages of Intel Core i7-640M
- Consumes up to 75% less energy than Intel Core i7-7800X - 35 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-7800X doesn't have integrated graphics
Advantages of Intel Core i7-7800X
- Performs up to 12% better in Battlefield IV than Core i7-640M - 412 vs 369 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i7-640M - 12 vs 4 threads
Battlefield IV
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-640M
Mobile • Sep 26th, 2010
Core i7-7800X
Desktop • Jun 26th, 2017
Geekbench 5 Benchmarks
Intel Core i7-640M | vs | Intel Core i7-7800X |
|---|---|---|
| Sep 26th, 2010 | Release Date | Jun 26th, 2017 |
| Core i7 | Collection | Core i7 |
| Arrandale | Codename | Skylake-E/EP |
| Intel Socket G1 | Socket | Intel Socket 2066 |
Mobile | Segment | Desktop |
| 2 | Cores | 6 |
| 4 | Threads | 12 |
| 2.8 GHz | Base Clock Speed | 3.5 GHz |
| 3.5 GHz | Turbo Clock Speed | 4.0 GHz |
35 W | TDP | 140 W |
| 32 nm | Process Size | 14 nm |
| 21.0x | Multiplier | 35.0x |
HD Graphics (Ironlake) | Integrated Graphics | None |
| No | Overclockable | Yes |
