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AvailabilityMSRP in USD: $599
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MSRP in USD: $599
Key Differences
In short — Core i9-12900K outperforms Core i9-9940X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-12900K is 1112 days newer than Core i9-9940X.
Advantages of Intel Core i9-9940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i9-12900K - 28 vs 24 threads
Advantages of Intel Core i9-12900K
- Performs up to 21% better in World of Warcraft than Core i9-9940X - 223 vs 185 FPS
- Consumes up to 24% less energy than Intel Core i9-9940X - 125 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-9940X doesn't have integrated graphics
World of Warcraft
Resolution
1920 x 1080
Game Graphics
Maximum
Intel Core i9-12900K 12th Gen Alder Lake 16-Core 3.2 GHz LGA 1700 Processor-BX8071512900K
Buy for £292.89 on Amazon
In Stock
Updated 79923 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Maximum
Core i9-9940X
Desktop • Oct 19th, 2018
Core i9-12900K
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Core i9-9940X
Desktop • Oct 19th, 2018
Single-Core
1459
55.68702290076336%
Multi-Core
10734
69.4982194885076%
Intel Core i9-9940X | vs | Intel Core i9-12900K |
|---|---|---|
| Oct 19th, 2018 | Release Date | Nov 4th, 2021 |
| Core i9 | Collection | Core i9 |
| Skylake | Codename | Alder Lake |
| Intel Socket 2066 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
| 14 | Cores | 16 |
28 | Threads | 24 |
3.3 GHz | Base Clock Speed | 3.2 GHz |
| 4.4 GHz | Turbo Clock Speed | 5.2 GHz |
| 165 W | TDP | 125 W |
| 14 nm | Process Size | 10 nm |
33.0x | Multiplier | 32.0x |
| None | Integrated Graphics | UHD Graphics 770 |
| Yes | Overclockable | Yes |
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