Key Differences
In short — Core i7-6700K outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Core i7-6700K is 796 days older than the cheaper Core i5-8400.
Advantages of Intel Core i7-6700K
- Performs up to 1% better in The Last of Us Part I than Core i5-8400 - 136 vs 135 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 8 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Advantages of Intel Core i5-8400
- Up to 16% cheaper than Core i7-6700K - £158.88 vs £188.88
- Up to 15% better value when playing The Last of Us Part I than Core i7-6700K - £1.18 vs £1.39 per FPS
- Consumes up to 29% less energy than Intel Core i7-6700K - 65 vs 91 Watts
The Last of Us Part I
Resolution
1920 x 1080
Game Graphics
Ultra
Buy for £188.88 on Amazon
In Stock
Updated 5453 minutes ago
Desktop • Oct 5th, 2017
FPS
135
99%
Value, £/FPS
£1.18/FPS
100%
Price, £
£158.88
100%
Value Winner
Buy for £158.88 on Amazon
In Stock
Updated 5453 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Aug 1st, 2015
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Intel Core i7-6700K | vs | Intel Core i5-8400 |
---|---|---|
Aug 1st, 2015 | Release Date | Oct 5th, 2017 |
Core i7 | Collection | Core i5 |
Skylake | Codename | Coffee Lake |
Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
4 | Cores | 6 |
8 | Threads | 6 |
4.0 GHz | Base Clock Speed | 2.8 GHz |
4.2 GHz | Turbo Clock Speed | 4.0 GHz |
91 W | TDP | 65 W |
14 nm | Process Size | 14 nm |
40.0x | Multiplier | 28.0x |
HD Graphics 530 | Integrated Graphics | None |
No | Overclockable | No |