Key Differences
In short — Core i9-10940X 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 i9-10940X is 744 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 83% cheaper than Core i9-10940X - $95.59 vs $570.32
- Up to 83% better value when playing Forza Horizon 5 than Core i9-10940X - $0.62 vs $3.66 per FPS
- Consumes up to 61% less energy than Intel Core i9-10940X - 65 vs 165 Watts
Advantages of Intel Core i9-10940X
- Performs up to 1% better in Forza Horizon 5 than Core i5-8400 - 173 vs 171 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 28 vs 6 threads
Forza Horizon 5
Resolution
1920 x 1080
Game Graphics
Max
Desktop • Oct 5th, 2017
FPS
171
98%
Value, €/FPS
€0.62/FPS
100%
Price, €
€106.1
100%
Value Winner
Buy for €106.1 on Amazon
In Stock
Updated 16860 minutes ago
Desktop • Oct 19th, 2019
FPS
173
100%
Value, €/FPS
€3.66/FPS
16%
Price, €
€633.06
16%
FPS Winner
Buy for €633.06 on Amazon
In Stock
Updated 16860 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Max
Desktop • Oct 5th, 2017
Desktop • Oct 19th, 2019
Geekbench 5 Benchmarks
Intel Core i5-8400 | vs | Intel Core i9-10940X |
---|---|---|
Oct 5th, 2017 | Release Date | Oct 19th, 2019 |
Core i5 | Collection | Core i9 Extreme |
Coffee Lake | Codename | Cascade Lake |
Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
6 | Cores | 14 |
6 | Threads | 28 |
2.8 GHz | Base Clock Speed | 3.3 GHz |
4.0 GHz | Turbo Clock Speed | 4.6 GHz |
65 W | TDP | 165 W |
14 nm | Process Size | 14 nm |
28.0x | Multiplier | 33.0x |
None | Integrated Graphics | None |
No | Overclockable | Yes |