Key Differences
In short — Core i9-12900K outperforms the cheaper Core i3-8100 on the selected game parameters. However, the worse performing Core i3-8100 is a better bang for your buck. The better performing Core i9-12900K is 1491 days newer than the cheaper Core i3-8100.
Advantages of Intel Core i9-12900K
- Performs up to 8% better in Forza Horizon 5 than Core i3-8100 - 184 vs 170 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i3-8100 - 24 vs 4 threads
Advantages of Intel Core i3-8100
- Up to 79% cheaper than Core i9-12900K - £74.99 vs £356.44
- Up to 77% better value when playing Forza Horizon 5 than Core i9-12900K - £0.44 vs £1.94 per FPS
- Consumes up to 48% less energy than Intel Core i9-12900K - 65 vs 125 Watts
Forza Horizon 5
Resolution
1920 x 1080
Game Graphics
Max
Desktop • Nov 4th, 2021
FPS
184
100%
Value, £/FPS
£1.94/FPS
22%
Price, £
£356.44
21%
FPS Winner
Buy for £356.44 on Amazon
In Stock
Updated 106 minutes ago
Desktop • Oct 5th, 2017
FPS
170
92%
Value, £/FPS
£0.44/FPS
100%
Price, £
£74.99
100%
Value Winner
Buy for £74.99 on Amazon
In Stock
Updated 107 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Max
Desktop • Nov 4th, 2021
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Intel Core i9-12900K | vs | Intel Core i3-8100 |
---|---|---|
Nov 4th, 2021 | Release Date | Oct 5th, 2017 |
Core i9 | Collection | Core i3 |
Alder Lake | Codename | Coffee Lake |
Intel Socket 1700 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
16 | Cores | 4 |
24 | Threads | 4 |
3.2 GHz | Base Clock Speed | 3.6 GHz |
5.2 GHz | Turbo Clock Speed | Non-Turbo |
125 W | TDP | 65 W |
10 nm | Process Size | 14 nm |
32.0x | Multiplier | 36.0x |
UHD Graphics 770 | Integrated Graphics | UHD Graphics 630 |
Yes | Overclockable | No |