Key Differences
In short — Core i5-5257U outperforms Core i7-975 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-5257U is 2098 days newer than Core i7-975.
Advantages of Intel Core i7-975
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-5257U - 8 vs 4 threads
Advantages of Intel Core i5-5257U
- Performs up to 2% better in World of Tanks than Core i7-975 - 517 vs 507 FPS
- Consumes up to 78% less energy than Intel Core i7-975 - 28 vs 130 Watts
- Works without a dedicated GPU, while Intel Core i7-975 doesn't have integrated graphics
World of Tanks
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-975
Desktop • Jun 2nd, 2009
Core i5-5257U
Mobile • Mar 1st, 2015
Geekbench 5 Benchmarks
Intel Core i7-975 | vs | Intel Core i5-5257U |
|---|---|---|
| Jun 2nd, 2009 | Release Date | Mar 1st, 2015 |
| Core i7 Extreme | Collection | Core i5 |
| Bloomfield | Codename | Broadwell |
| Intel Socket 1366 | Socket | Intel BGA 1168 |
Desktop | Segment | Mobile |
4 | Cores | 2 |
8 | Threads | 4 |
3.3 GHz | Base Clock Speed | 2.7 GHz |
3.6 GHz | Turbo Clock Speed | 3.1 GHz |
| 130 W | TDP | 28 W |
| 45 nm | Process Size | 14 nm |
| 25.0x | Multiplier | 27.0x |
| None | Integrated Graphics | Intel Iris 6100 |
Yes | Overclockable | No |
