Key Differences
In short — Core i7-5820K outperforms Core i5-5257U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-5820K is 181 days older than Core i5-5257U.
Advantages of Intel Core i7-5820K
- Performs up to 5% better in Dota 2 than Core i5-5257U - 194 vs 184 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-5257U - 12 vs 4 threads
Advantages of Intel Core i5-5257U
- Consumes up to 80% less energy than Intel Core i7-5820K - 28 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-5820K doesn't have integrated graphics
Dota 2
Resolution
1920 x 1080
Game Graphics
Best Looking
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Best Looking
Core i7-5820K
Desktop • Sep 1st, 2014
Core i5-5257U
Mobile • Mar 1st, 2015
Geekbench 5 Benchmarks
Intel Core i7-5820K | vs | Intel Core i5-5257U |
|---|---|---|
| Sep 1st, 2014 | Release Date | Mar 1st, 2015 |
| Core i7 | Collection | Core i5 |
| Haswell E | Codename | Broadwell |
| Intel Socket 2011-3 | Socket | Intel BGA 1168 |
Desktop | Segment | Mobile |
6 | Cores | 2 |
12 | Threads | 4 |
3.3 GHz | Base Clock Speed | 2.7 GHz |
3.6 GHz | Turbo Clock Speed | 3.1 GHz |
| 140 W | TDP | 28 W |
| 22 nm | Process Size | 14 nm |
33.0x | Multiplier | 27.0x |
| None | Integrated Graphics | Intel Iris 6100 |
Yes | Overclockable | No |
