Key Differences
In short — Core i9-9920X 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 i9-9920X is 1205 days newer than the cheaper Core i5-6400.
Advantages of Intel Core i5-6400
- Up to 87% cheaper than Core i9-9920X - $79.0 vs $587.46
- Up to 85% better value when playing Cyberpunk 2077 than Core i9-9920X - $1.11 vs $7.63 per FPS
- Consumes up to 61% less energy than Intel Core i9-9920X - 65 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-9920X doesn't have integrated graphics
Advantages of Intel Core i9-9920X
- Performs up to 8% better in Cyberpunk 2077 than Core i5-6400 - 77 vs 71 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 24 vs 4 threads
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Buy for $79 on Amazon
In Stock
Updated 10080 minutes ago
Buy for $587.46 on Amazon
In Stock
Updated 10080 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Desktop • Jul 2nd, 2015
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i5-6400 | vs | Intel Core i9-9920X |
---|---|---|
Jul 2nd, 2015 | Release Date | Oct 19th, 2018 |
Core i5 | Collection | Core i9 |
Skylake | Codename | Skylake |
Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
4 | Cores | 12 |
4 | Threads | 24 |
2.7 GHz | Base Clock Speed | 3.5 GHz |
3.3 GHz | Turbo Clock Speed | 4.4 GHz |
65 W | TDP | 165 W |
14 nm | Process Size | 14 nm |
27.0x | Multiplier | 35.0x |
HD Graphics 530 | Integrated Graphics | None |
No | Overclockable | Yes |