Key Differences
In short, we have a clear winner — Core i5-8400 outperforms the more expensive Core i9-7940X on the selected game parameters, and is also a better bang for your buck! The better performing Core i5-8400 is 34 days newer than the more expensive Core i9-7940X.
Advantages of Intel Core i5-8400
- Up to 67% cheaper than Core i9-7940X - $130.73 vs $397.83
- Up to 67% better value when playing The Last of Us Part I than Core i9-7940X - $0.97 vs $2.95 per FPS
- Consumes up to 61% less energy than Intel Core i9-7940X - 65 vs 165 Watts
Advantages of Intel Core i9-7940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 28 vs 6 threads
The Last of Us Part I
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Oct 5th, 2017
FPS
135
100%
Value, $/FPS
$0.97/FPS
100%
Price, $
$130.73
100%
Value Winner
Buy for $130.73 on Amazon
In Stock
Updated 7181 minutes ago
Buy for $397.83 on Amazon
In Stock
Updated 7181 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Oct 5th, 2017
Desktop • Sep 1st, 2017
Geekbench 5 Benchmarks
Intel Core i5-8400 | vs | Intel Core i9-7940X |
---|---|---|
Oct 5th, 2017 | Release Date | Sep 1st, 2017 |
Core i5 | Collection | Core i9 |
Coffee Lake | Codename | Skylake |
Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
6 | Cores | 14 |
6 | Threads | 28 |
2.8 GHz | Base Clock Speed | 3.1 GHz |
4.0 GHz | Turbo Clock Speed | 4.3 GHz |
65 W | TDP | 165 W |
14 nm | Process Size | 14 nm |
28.0x | Multiplier | 31.0x |
None | Integrated Graphics | None |
No | Overclockable | Yes |