The Core i9-7940X is the comparison's loser – it's a much slower gaming CPU than the Core i9-12900K and it's also a much worse value for money, as it's $8.20 more expensive!
Advantages of the Core i9-7940X
- Can execute more multi-threaded tasks simultaneously – 28 vs 24 threads
Advantages of the Core i9-12900K
- At least 2x faster CPU for gaming
- Up to 3% cheaper – $291.80 vs $300.00
- A better value for money for gaming
- Consumes up to 24% less energy – 125 vs 165 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Core i9-7940X vs Core i9-12900K 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, $
$291.8
100%
Value, $/FPS
$1.36/FPS
100%
Core i9-7940X vs Core i9-12900K in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i9-7940X vs Core i9-12900K in synthetic CPU benchmarks
Performance Specifications
The Core i9-7940X vs Core i9-12900K in core CPU performance specifications
Core i9-7940X
Sep 1st, 2017
Cores
14-core
88%
L3 Cache
19.25 MB
64%
Base Frequency
3.1 GHz
97%
Turbo Frequency
4.3 GHz
83%
Max. DDR4 RAM Speed
2666 MHz
56%
Core i9-12900K
Nov 4th, 2021
Cores
16-core
100%
L3 Cache
30 MB
100%
Base Frequency
3.2 GHz
100%
Turbo Frequency
5.2 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Specifications
Comparison of all specifications
Core i9-7940X | SpecificationsComparison of all specifications | Core i9-12900K |
|---|---|---|
| General | ||
| Sep 1st, 2017 | Release Date | Nov 4th, 2021 |
| $1,399.00 | MSRP | $599.00 |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 1700 |
| Skylake | Codename | Alder Lake |
| 165 W | Power Consumption | 125 W |
| Performance | ||
| 14 | Cores | 16 |
28 | Threads | 24 |
| 3.1 GHz | Base Frequency | 3.2 GHz |
| 4.3 GHz | Turbo Frequency | 5.2 GHz |
| 19.25 MB | L3 Cache | 30 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 4800 MHz |
| No | Integrated Graphics | UHD Graphics 770 |
| Yes | Overclockable | Yes |
