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Key Differences
In short — Core i5-9400 outperforms Core i7-7800X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-9400 is 480 days newer than Core i7-7800X.
Advantages of Intel Core i7-7800X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 12 vs 6 threads
Advantages of Intel Core i5-9400
- Performs up to 2% better in Starfield than Core i7-7800X - 58 vs 57 FPS
- Consumes up to 54% less energy than Intel Core i7-7800X - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-7800X doesn't have integrated graphics
Starfield
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i5-9400 - Processore desktop 6 core fino a 4.1 GHz Turbo LGA1151 serie 300, 65 W Processori 984507
Buy for €218.12 on Amazon
In Stock
Updated 307 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-7800X
Desktop • Jun 26th, 2017
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i7-7800X | vs | Intel Core i5-9400 |
|---|---|---|
| Jun 26th, 2017 | Release Date | Oct 19th, 2018 |
| Core i7 | Collection | Core i5 |
| Skylake-E/EP | Codename | Coffee Lake |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 6 |
12 | Threads | 6 |
3.5 GHz | Base Clock Speed | 2.9 GHz |
| 4.0 GHz | Turbo Clock Speed | 4.1 GHz |
| 140 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
35.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |
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