The Core i5-2500K is the comparison's loser – it's at least 2x slower gaming CPU than the Core i9-7940X and it's also a slightly worse value for money, as it's only $143.00 cheaper!
Advantages of the Core i5-2500K
- Up to 48% cheaper – $157.00 vs $300.00
- Consumes up to 42% less energy – 95 vs 165 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Advantages of the Core i9-7940X
- At least 2x faster CPU for gaming
- A slightly better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 28 vs 4 threads
Core i5-2500K vs Core i9-7940X for Gaming
The CPU's performance in selected game and settings
Core i5-2500K
Jan 9th, 2011
Average FPS
190
93%
Min 1% FPS
134
94%
Price, $
$157
100%
Value, $/FPS
$0.82/FPS
100%
Core i9-7940X
Sep 1st, 2017
Average FPS
205
100%
Min 1% FPS
143
100%
Price, $
$300
52%
Value, $/FPS
$1.46/FPS
56%
Core i5-2500K vs Core i9-7940X 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 i5-2500K vs Core i9-7940X in synthetic CPU benchmarks
Performance Specifications
The Core i5-2500K vs Core i9-7940X in core CPU performance specifications
Core i5-2500K
Jan 9th, 2011
Cores
4-core
29%
L3 Cache
6 MB
31%
Base Frequency
3.3 GHz
100%
Turbo Frequency
3.7 GHz
84%
Max. DDR3 RAM Speed
1600 MHz
60%
Core i9-7940X
Sep 1st, 2017
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.1 GHz
94%
Turbo Frequency
4.4 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i5-2500K | SpecificationsComparison of all specifications | Core i9-7940X |
|---|---|---|
| General | ||
| Jan 9th, 2011 | Release Date | Sep 1st, 2017 |
$216.00 | MSRP | $1,399.00 |
Desktop | Segment | Desktop |
| Intel Socket 1155 | Socket | Intel Socket 2066 |
| Sandy Bridge | Codename | Skylake-X |
95 W | Power Consumption | 165 W |
| Performance | ||
| 4 | Cores | 14 |
| 4 | Threads | 28 |
3.3 GHz | Base Frequency | 3.1 GHz |
| 3.7 GHz | Turbo Frequency | 4.4 GHz |
| 6 MB | L3 Cache | 19.25 MB |
| Other Features | ||
| DDR3 @ 1600 MHz | RAM | DDR4 @ 2666 MHz |
Intel HD 3000 | Integrated Graphics | No |
| Yes | Overclockable | Yes |
