Key Differences
In short — Core i9-12900K outperforms the cheaper Core i5-10400 on the selected game parameters. However, the worse performing Core i5-10400 is a better bang for your buck. The better performing Core i9-12900K is 553 days newer than the cheaper Core i5-10400.
Advantages of Intel Core i5-10400
- Up to 37% cheaper than Core i9-12900K - £224.84 vs £356.44
- Up to 27% better value when playing FINAL FANTASY XIV: Endwalker than Core i9-12900K - £0.9 vs £1.24 per FPS
- Consumes up to 48% less energy than Intel Core i9-12900K - 65 vs 125 Watts
Advantages of Intel Core i9-12900K
- Performs up to 15% better in FINAL FANTASY XIV: Endwalker than Core i5-10400 - 287 vs 249 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-10400 - 24 vs 12 threads
FINAL FANTASY XIV: Endwalker
Resolution
1920 x 1080
Game Graphics
Maximum
Desktop • Apr 30th, 2020
FPS
249
86%
Value, £/FPS
£0.9/FPS
100%
Price, £
£224.84
100%
Value Winner
Buy for £224.84 on Amazon
In Stock
Updated 158 minutes ago
Desktop • Nov 4th, 2021
FPS
287
100%
Value, £/FPS
£1.24/FPS
72%
Price, £
£356.44
63%
FPS Winner
Buy for £356.44 on Amazon
In Stock
Updated 157 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Maximum
Desktop • Apr 30th, 2020
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Intel Core i5-10400 | vs | Intel Core i9-12900K |
---|---|---|
Apr 30th, 2020 | Release Date | Nov 4th, 2021 |
Core i5 | Collection | Core i9 |
Comet Lake | Codename | Alder Lake |
Intel Socket 1200 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
6 | Cores | 16 |
12 | Threads | 24 |
2.9 GHz | Base Clock Speed | 3.2 GHz |
4.3 GHz | Turbo Clock Speed | 5.2 GHz |
65 W | TDP | 125 W |
14 nm | Process Size | 10 nm |
29.0x | Multiplier | 32.0x |
UHD Graphics 630 | Integrated Graphics | UHD Graphics 770 |
No | Overclockable | Yes |