Key Differences
In short, we have a clear winner — Core i5-9400 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 i5-9400 is 413 days newer than the more expensive Core i9-7940X.
Advantages of Intel Core i9-7940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 28 vs 6 threads
Advantages of Intel Core i5-9400
- Performs up to 1% better in Dirt 5 than Core i9-7940X - 180 vs 179 FPS
- Up to 60% cheaper than Core i9-7940X - $160.91 vs $397.83
- Up to 60% better value when playing Dirt 5 than Core i9-7940X - $0.89 vs $2.22 per FPS
- Consumes up to 61% less energy than Intel Core i9-7940X - 65 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-7940X doesn't have integrated graphics
Dirt 5
Resolution
1920 x 1080
Game Graphics
Ultra High
Buy for $397.83 on Amazon
In Stock
Updated 10955 minutes ago
Desktop • Oct 19th, 2018
FPS
180
100%
Value, $/FPS
$0.89/FPS
100%
Price, $
$160.91
100%
FPS and Value Winner
Buy for $160.91 on Amazon
In Stock
Updated 10955 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Desktop • Sep 1st, 2017
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i9-7940X | vs | Intel Core i5-9400 |
---|---|---|
Sep 1st, 2017 | Release Date | Oct 19th, 2018 |
Core i9 | Collection | Core i5 |
Skylake | Codename | Coffee Lake |
Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
14 | Cores | 6 |
28 | Threads | 6 |
3.1 GHz | Base Clock Speed | 2.9 GHz |
4.3 GHz | Turbo Clock Speed | 4.1 GHz |
165 W | TDP | 65 W |
14 nm | Process Size | 14 nm |
31.0x | Multiplier | 29.0x |
None | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |