Key Differences
In short — Core i7-7800X outperforms Core i5-6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-7800X is 725 days newer than Core i5-6400.
Advantages of Intel Core i5-6400
- Consumes up to 54% less energy than Intel Core i7-7800X - 65 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 1% better in Battlefield 1 than Core i5-6400 - 241 vs 238 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 12 vs 4 threads
Battlefield 1
Resolution
1920 x 1080
Game Graphics
Ultra
Buy for €273.66 on Amazon
In Stock
Updated 43 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Jul 2nd, 2015
Desktop • Jun 26th, 2017
Geekbench 5 Benchmarks
Desktop • Jul 2nd, 2015
Single-Core
1111
82.2962962962963%
Multi-Core
3023
49.17846103790467%
Intel Core i5-6400 | vs | Intel Core i7-7800X |
---|---|---|
Jul 2nd, 2015 | Release Date | Jun 26th, 2017 |
Core i5 | Collection | Core i7 |
Skylake | Codename | Skylake-E/EP |
Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
4 | Cores | 6 |
4 | Threads | 12 |
2.7 GHz | Base Clock Speed | 3.5 GHz |
3.3 GHz | Turbo Clock Speed | 4.0 GHz |
65 W | TDP | 140 W |
14 nm | Process Size | 14 nm |
27.0x | Multiplier | 35.0x |
HD Graphics 530 | Integrated Graphics | None |
No | Overclockable | Yes |