The Core i7-11700K is a clear winner – it's at least 2x faster gaming CPU than the Core i9-7940X and it's also a much better value for money, as it's $120.73 cheaper!
Advantages of the Core i7-11700K
- At least 2x faster CPU for gaming
- Up to 30% cheaper – $284.68 vs $405.41
- 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 i9-7940X cannot run games without a dedicated GPU
Advantages of the Core i9-7940X
- Can execute more multi-threaded tasks simultaneously – 28 vs 16 threads
Core i7-11700K vs Core i9-7940X for Gaming
The CPU's performance in selected game and settings
Core i7-11700K
Mar 16th, 2021
Average FPS
204
100%
Min 1% FPS
134
100%
Price, €
€284.68
100%
Value, €/FPS
€1.39/FPS
100%
Core i9-7940X
Sep 1st, 2017
Average FPS
187
92%
Min 1% FPS
124
93%
Price, €
€405.41
70%
Value, €/FPS
€2.16/FPS
64%
Core i7-11700K vs Core i9-7940X 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 i7-11700K vs Core i9-7940X in synthetic CPU benchmarks
Performance Specifications
The Core i7-11700K vs Core i9-7940X in core CPU performance specifications
Core i7-11700K
Mar 16th, 2021
Cores
8-core
57%
L3 Cache
16 MB
83%
Base Frequency
3.6 GHz
100%
Turbo Frequency
5 GHz
100%
Max. DDR4 RAM Speed
3200 MHz
100%
Core i9-7940X
Sep 1st, 2017
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.1 GHz
86%
Turbo Frequency
4.3 GHz
86%
Max. DDR4 RAM Speed
2666 MHz
83%
Specifications
Comparison of all specifications
Core i7-11700K | SpecificationsComparison of all specifications | Core i9-7940X |
|---|---|---|
| General | ||
Mar 16th, 2021 | Release Date | Sep 1st, 2017 |
$399.00 | MSRP | $1,399.00 |
Desktop | Segment | Desktop |
| Intel Socket 1200 | Socket | Intel Socket 2066 |
| Rocket Lake | Codename | Skylake |
125 W | Power Consumption | 165 W |
| Performance | ||
| 8 | Cores | 14 |
| 16 | Threads | 28 |
3.6 GHz | Base Frequency | 3.1 GHz |
5.0 GHz | Turbo Frequency | 4.3 GHz |
| 16 MB | L3 Cache | 19.25 MB |
| Other Features | ||
| DDR4 @ 3200 MHz | RAM | DDR4 @ 2666 MHz |
UHD Graphics 750 | Integrated Graphics | No |
| Yes | Overclockable | Yes |
