Key Differences
In short — Core i9-12900K outperforms Core i5-8400H on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-12900K is 1312 days newer than Core i5-8400H.
Advantages of Core i5-8400H
- Consumes up to 64% less energy than Intel Core i9-12900K - 45 vs 125 Watts
Advantages of Core i9-12900K
- Performs up to 28% better in Shadow of the Tomb Raider: Definitive Edition than Core i5-8400H - 261 vs 204 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400H - 24 vs 8 threads
Shadow of the Tomb Raider: Definitive Edition
Resolution
1920 x 1080
Game Graphics
Highest
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Highest
Core i5-8400H
Mobile • Apr 2nd, 2018
Core i9-12900K
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Core i5-8400H | vs | Core i9-12900K |
|---|---|---|
| Apr 2nd, 2018 | Release Date | Nov 4th, 2021 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Alder Lake |
| Intel BGA 1440 | Socket | Intel Socket 1700 |
Mobile | Segment | Desktop |
| 4 | Cores | 16 |
| 8 | Threads | 24 |
| 2.5 GHz | Base Clock Speed | 3.2 GHz |
| 4.2 GHz | Turbo Clock Speed | 5.2 GHz |
45 W | TDP | 125 W |
| 14 nm | Process Size | 10 nm |
| 25.0x | Multiplier | 32.0x |
| UHD 630 | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
