Key Differences
In short — Core i7-6800K outperforms the cheaper Core i5-6400 on the selected game parameters. However, the worse performing Core i5-6400 is a better bang for your buck. The better performing Core i7-6800K is 334 days newer than the cheaper Core i5-6400.
Advantages of Intel Core i7-6800K
- Performs up to 1% better in Dead Space than Core i5-6400 - 150 vs 149 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 12 vs 4 threads
Advantages of Intel Core i5-6400
- Up to 22% cheaper than Core i7-6800K - $69.0 vs $89.0
- Up to 22% better value when playing Dead Space than Core i7-6800K - $0.46 vs $0.59 per FPS
- Consumes up to 54% less energy than Intel Core i7-6800K - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-6800K doesn't have integrated graphics
Dead Space
Resolution
1920 x 1080
Game Graphics
Ultra
Buy for $89 on Amazon
In Stock
Updated 738 minutes ago
Buy for $69 on Amazon
In Stock
Updated 738 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • May 31st, 2016
Desktop • Jul 2nd, 2015
Geekbench 5 Benchmarks
Intel Core i7-6800K | vs | Intel Core i5-6400 |
---|---|---|
May 31st, 2016 | Release Date | Jul 2nd, 2015 |
Core i7 | Collection | Core i5 |
Broadwell-E | Codename | Skylake |
Intel Socket 2011-3 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
6 | Cores | 4 |
12 | Threads | 4 |
3.4 GHz | Base Clock Speed | 2.7 GHz |
3.6 GHz | Turbo Clock Speed | 3.3 GHz |
140 W | TDP | 65 W |
14 nm | Process Size | 14 nm |
34.0x | Multiplier | 27.0x |
None | Integrated Graphics | HD Graphics 530 |
Yes | Overclockable | No |