The Core i9-7940X is the comparison's loser – it's a slower gaming CPU than the Core i5-7640X and it's also a much worse value for money, as it's $106.92 more expensive!
Advantages of the Core i9-7940X
- Can execute more multi-threaded tasks simultaneously – 28 vs 4 threads
Advantages of the Core i5-7640X
- A faster CPU for gaming
- Up to 26% cheaper – $298.49 vs $405.41
- A better value for money for gaming
- Consumes up to 32% less energy – 112 vs 165 Watts
Core i9-7940X vs Core i5-7640X for Gaming
The CPU's performance in selected game and settings
Core i9-7940X
Sep 1st, 2017
Average FPS
187
96%
Min 1% FPS
124
97%
Price, €
€405.41
73%
Value, €/FPS
€2.16/FPS
71%
Core i5-7640X
Jun 26th, 2017
Average FPS
194
100%
Min 1% FPS
128
100%
Price, €
€298.49
100%
Value, €/FPS
€1.53/FPS
100%
Core i9-7940X vs Core i5-7640X 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 i5-7640X in synthetic CPU benchmarks
Performance Specifications
The Core i9-7940X vs Core i5-7640X 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
78%
Turbo Frequency
4.3 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i5-7640X
Jun 26th, 2017
Cores
4-core
29%
L3 Cache
6 MB
31%
Base Frequency
4 GHz
100%
Turbo Frequency
4.2 GHz
98%
Max. DDR4 RAM Speed
MHz
Specifications
Comparison of all specifications
Core i9-7940X | SpecificationsComparison of all specifications | Core i5-7640X |
|---|---|---|
| General | ||
Sep 1st, 2017 | Release Date | Jun 26th, 2017 |
| $1,399.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 2066 |
| Skylake | Codename | Kaby Lake |
| 165 W | Power Consumption | 112 W |
| Performance | ||
14 | Cores | 4 |
28 | Threads | 4 |
| 3.1 GHz | Base Frequency | 4.0 GHz |
4.3 GHz | Turbo Frequency | 4.2 GHz |
19.25 MB | L3 Cache | 6 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 |
| No | Integrated Graphics | No |
| Yes | Overclockable | Yes |
