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Key Differences
In short — Core i5-10400 outperforms the more expensive Core i9-7940X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-10400 is 972 days newer than the more expensive Core i9-7940X.
Advantages of Intel Core i9-7940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-10400 - 28 vs 12 threads
Advantages of Intel Core i5-10400
- Performs up to 2% better in Dying Light 2: Stay Human than Core i9-7940X - 132 vs 130 FPS
- Up to 59% cheaper than Core i9-7940X - $89.64 vs $219.36
- Consumes up to 61% less energy than Intel Core i9-7940X - 65 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-7940X doesn't have integrated graphics
Dying Light 2: Stay Human
Resolution
1920 x 1080
Game Graphics
High Quality Raytracing
Intel Core i9-7940X X-Series Processor 14 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 165W
Buy for €243.49 on Amazon
In Stock
Updated 152 minutes ago
Intel Core i5-10400 Desktop Processor 6 Cores up to 4.3 GHz LGA1200 (Intel 400 Series Chipset) 65W, Model Number: BX8070110400
Buy for €99.5 on Amazon
In Stock
Updated 152 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High Quality Raytracing
Core i9-7940X
Desktop • Sep 1st, 2017
Core i5-10400
Desktop • Apr 30th, 2020
Geekbench 5 Benchmarks
Intel Core i9-7940X | vs | Intel Core i5-10400 |
|---|---|---|
| Sep 1st, 2017 | Release Date | Apr 30th, 2020 |
| Core i9 | Collection | Core i5 |
| Skylake | Codename | Comet Lake |
| Intel Socket 2066 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
14 | Cores | 6 |
28 | Threads | 12 |
3.1 GHz | Base Clock Speed | 2.9 GHz |
| 4.3 GHz | Turbo Clock Speed | 4.3 GHz |
| 165 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
31.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD Graphics 630 |
Yes | Overclockable | No |
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