Buy on Amazon
£169.95
In Stock
Availability
Availability
Availability
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Key Differences
In short — Core i7-7800X outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Core i7-7800X is 101 days older than the cheaper Core i5-8400.
Advantages of Intel Core i7-7800X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 12 vs 6 threads
Advantages of Intel Core i5-8400
- Up to 7% cheaper than Core i7-7800X - £158.88 vs £169.95
- Up to 7% better value when playing HITMAN 2 than Core i7-7800X - £1.12 vs £1.2 per FPS
- Consumes up to 54% less energy than Intel Core i7-7800X - 65 vs 140 Watts
HITMAN 2
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i7-7800X 3.50 GHz LGA 2066 CPU Box - Black
Buy for £169.95 on Amazon
In Stock
Updated 14107 minutes ago
Core i5-8400
Desktop • Oct 5th, 2017
FPS
142
100%
Value, £/FPS
£1.12/FPS
100%
Price, £
£158.88
100%
Value Winner
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)
Buy for £158.88 on Amazon
In Stock
Updated 14107 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-7800X
Desktop • Jun 26th, 2017
Core i5-8400
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Intel Core i7-7800X | vs | Intel Core i5-8400 |
|---|---|---|
| Jun 26th, 2017 | Release Date | Oct 5th, 2017 |
| 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 | 2.8 GHz |
| 4.0 GHz | Turbo Clock Speed | 4.0 GHz |
| 140 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
35.0x | Multiplier | 28.0x |
| None | Integrated Graphics | None |
Yes | Overclockable | No |
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