Key Differences
In short — Core i5-7640X outperforms the cheaper Core i5-6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-7640X is 725 days newer than the cheaper Core i5-6400.
Advantages of Intel Core i5-7640X
- Performs up to 9% better in Watch Dogs: Legion than Core i5-6400 - 148 vs 136 FPS
Advantages of Intel Core i5-6400
- Up to 82% cheaper than Core i5-7640X - $45.19 vs $249.08
- Consumes up to 42% less energy than Intel Core i5-7640X - 65 vs 112 Watts
- Works without a dedicated GPU, while Intel Core i5-7640X doesn't have integrated graphics
Watch Dogs: Legion
Resolution
1920 x 1080
Game Graphics
Ultra
Buy for €276.48 on Amazon
In Stock
Updated 76 minutes ago
Buy for €50.16 on Amazon
In Stock
Updated 88 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Jun 26th, 2017
Desktop • Jul 2nd, 2015
Geekbench 5 Benchmarks
Desktop • Jul 2nd, 2015
Single-Core
1111
63.08915388983532%
Multi-Core
3023
57.308056872037916%
Intel Core i5-7640X | vs | Intel Core i5-6400 |
---|---|---|
Jun 26th, 2017 | Release Date | Jul 2nd, 2015 |
Core i5 | Collection | Core i5 |
Kaby Lake | Codename | Skylake |
Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
4 | Cores | 4 |
4 | Threads | 4 |
4.0 GHz | Base Clock Speed | 2.7 GHz |
4.2 GHz | Turbo Clock Speed | 3.3 GHz |
112 W | TDP | 65 W |
14 nm | Process Size | 14 nm |
39.0x | Multiplier | 27.0x |
None | Integrated Graphics | HD Graphics 530 |
Yes | Overclockable | No |