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£188.88
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AvailabilityMSRP in USD: $434
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MSRP in USD: $434
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Key Differences
In short — Core i5-9400 outperforms Core i7-6800K on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-9400 is 871 days newer than Core i7-6800K.
Advantages of Intel Core i7-6800K
- 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 Microsoft Flight Simulator 2020 than Core i7-6800K - 106 vs 104 FPS
- Consumes up to 54% less energy than Intel Core i7-6800K - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-6800K doesn't have integrated graphics
Microsoft Flight Simulator 2020
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-9400
Desktop • Oct 19th, 2018
FPS
106
100%
Value, £/FPS
£1.78/FPS
100%
Price, £
£188.88
100%
FPS and Value Winner
Processor core i5 lga 1151 intel bx80684i59400 hexa core i5-9400
Buy for £188.88 on Amazon
In Stock
Updated 18444 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-6800K
Desktop • May 31st, 2016
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i7-6800K | vs | Intel Core i5-9400 |
|---|---|---|
| May 31st, 2016 | Release Date | Oct 19th, 2018 |
| Core i7 | Collection | Core i5 |
| Broadwell-E | Codename | Coffee Lake |
| Intel Socket 2011-3 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 6 |
12 | Threads | 6 |
3.4 GHz | Base Clock Speed | 2.9 GHz |
| 3.6 GHz | Turbo Clock Speed | 4.1 GHz |
| 140 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
34.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |
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