The Core i9-12900K is a clear winner – it's at least 2x faster gaming CPU than the Core i9-9940X and it's also a much better value for money, as it's $994.88 cheaper!
Advantages of the Core i9-12900K
- At least 2x faster CPU for gaming
- Up to 77% cheaper – $294.00 vs $1288.88
- A much better value for money for gaming
- Consumes up to 24% less energy – 125 vs 165 Watts
- Has an integrated GPU, while the Core i9-9940X cannot run games without a dedicated GPU
Advantages of the Core i9-9940X
- Can execute more multi-threaded tasks simultaneously – 28 vs 24 threads
Core i9-12900K vs Core i9-9940X for Gaming
The CPU's performance in selected game and settings
Core i9-12900K
Nov 4th, 2021
Average FPS
213
100%
Min 1% FPS
140
100%
Price, $
$294
100%
Value, $/FPS
$1.38/FPS
100%
Core i9-9940X
Oct 19th, 2018
Average FPS
187
88%
Min 1% FPS
124
89%
Price, $
$1288.88
22%
Value, $/FPS
$6.89/FPS
20%
Core i9-12900K vs Core i9-9940X in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Core i9-12900K vs Core i9-9940X in synthetic CPU benchmarks
Performance Specifications
The Core i9-12900K vs Core i9-9940X in core CPU performance specifications
Core i9-12900K
Nov 4th, 2021
Cores
16-core
100%
L3 Cache
30 MB
100%
Base Frequency
3.2 GHz
97%
Turbo Frequency
5.2 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Core i9-9940X
Oct 19th, 2018
Cores
14-core
88%
L3 Cache
19.25 MB
64%
Base Frequency
3.3 GHz
100%
Turbo Frequency
4.4 GHz
85%
Max. DDR4 RAM Speed
2666 MHz
56%
Specifications
Comparison of all specifications
Core i9-12900K | SpecificationsComparison of all specifications | Core i9-9940X |
|---|---|---|
| General | ||
Nov 4th, 2021 | Release Date | Oct 19th, 2018 |
$599.00 | MSRP | $1,387.00 |
Desktop | Segment | Desktop |
| Intel Socket 1700 | Socket | Intel Socket 2066 |
| Alder Lake | Codename | Skylake |
125 W | Power Consumption | 165 W |
| Performance | ||
16 | Cores | 14 |
| 24 | Threads | 28 |
| 3.2 GHz | Base Frequency | 3.3 GHz |
5.2 GHz | Turbo Frequency | 4.4 GHz |
30 MB | L3 Cache | 19.25 MB |
| Other Features | ||
| DDR4 @ 3200 MHz, DDR5 @ 4800 MHz | RAM | DDR4 @ 2666 MHz |
UHD Graphics 770 | Integrated Graphics | No |
| Yes | Overclockable | Yes |
