The Core i9-7940X is a slightly faster gaming CPU than the Core i9-7900X, however, it's a worse value for money, as it's $112.62 more expensive!
Advantages of the Core i9-7940X
- A slightly faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 28 vs 20 threads
Advantages of the Core i9-7900X
- Up to 28% cheaper – $292.79 vs $405.41
- A better value for money for gaming
- Consumes up to 15% less energy – 140 vs 165 Watts
Core i9-7940X vs Core i9-7900X for Gaming
The CPU's performance in selected game and settings
Core i9-7940X
Sep 1st, 2017
Average FPS
187
100%
Min 1% FPS
124
100%
Price, €
€405.41
72%
Value, €/FPS
€2.16/FPS
72%
Core i9-7900X
Jun 26th, 2017
Average FPS
187
100%
Min 1% FPS
124
100%
Price, €
€292.79
100%
Value, €/FPS
€1.56/FPS
100%
Core i9-7940X vs Core i9-7900X 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 i9-7940X vs Core i9-7900X in synthetic CPU benchmarks
Performance Specifications
The Core i9-7940X vs Core i9-7900X in core CPU performance specifications
Core i9-7940X
Sep 1st, 2017
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.1 GHz
94%
Turbo Frequency
4.3 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i9-7900X
Jun 26th, 2017
Cores
10-core
71%
L3 Cache
14 MB
73%
Base Frequency
3.3 GHz
100%
Turbo Frequency
4.3 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i9-7940X | SpecificationsComparison of all specifications | Core i9-7900X |
|---|---|---|
| General | ||
Sep 1st, 2017 | Release Date | Jun 26th, 2017 |
| $1,399.00 | MSRP | $999.00 |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 2066 |
| Skylake | Codename | Skylake-E/EP |
| 165 W | Power Consumption | 140 W |
| Performance | ||
14 | Cores | 10 |
28 | Threads | 20 |
| 3.1 GHz | Base Frequency | 3.3 GHz |
| 4.3 GHz | Turbo Frequency | 4.3 GHz |
19.25 MB | L3 Cache | 14 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
| No | Integrated Graphics | No |
| Yes | Overclockable | Yes |
