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AvailabilityMSRP in USD: $739
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Key Differences
In short — Core i9-12900KS outperforms Ryzen 9 3900X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-12900KS is 1003 days newer than Ryzen 9 3900X.
Advantages of Intel Core i9-12900KS
- Performs up to 13% better in Watch Dogs: Legion than Ryzen 9 3900X - 166 vs 147 FPS
- Works without a dedicated GPU, while AMD Ryzen 9 3900X doesn't have integrated graphics
Advantages of AMD Ryzen 9 3900X
- Consumes up to 30% less energy than Intel Core i9-12900KS - 105 vs 150 Watts
Watch Dogs: Legion
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-12900KS
Desktop • Apr 5th, 2022
FPS
166
100%
Value, €/FPS
€3.06/FPS
100%
Price, €
€508.13
100%
FPS and Value Winner
Intel Core i9-12900KS processor 30 MB Smart Cache Box
Buy for €508.13 on Amazon
In Stock
Updated 195 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-12900KS
Desktop • Apr 5th, 2022
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Geekbench 5 Benchmarks
Intel Core i9-12900KS | vs | AMD Ryzen 9 3900X |
|---|---|---|
Apr 5th, 2022 | Release Date | Jul 7th, 2019 |
| Core i9 | Collection | Ryzen 9 |
| Alder Lake | Codename | Matisse |
| Intel Socket 1700 | Socket | AMD Socket AM4 |
Desktop | Segment | Desktop |
16 | Cores | 12 |
| 24 | Threads | 24 |
| 3.4 GHz | Base Clock Speed | 3.8 GHz |
5.2 GHz | Turbo Clock Speed | 4.6 GHz |
| 150 W | TDP | 105 W |
| 10 nm | Process Size | 7 nm |
| 34.0x | Multiplier | 38.0x |
UHD Graphics 770 | Integrated Graphics | None |
| Yes | Overclockable | Yes |
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