Buy on Amazon
£156.85
In Stock
Availability
Availability
AvailabilityMSRP in USD: $589
Availability
MSRP in USD: $589
Key Differences
In short — Core i9-13900K outperforms the cheaper Core i5-8400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-13900K is 1818 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 65% cheaper than Core i9-13900K - £156.85 vs £451.82
- Consumes up to 48% less energy than Intel Core i9-13900K - 65 vs 125 Watts
Advantages of Intel Core i9-13900K
- Performs up to 8% better in Uncharted: Legacy of Thieves than Core i5-8400 - 176 vs 163 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 32 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Uncharted: Legacy of Thieves
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)
Buy for £156.85 on Amazon
In Stock
Updated 74821 minutes ago
Intel Core i9-13900K Desktop Processor 24 (8 P-cores + 16 E-cores) with Integrated Graphics - Unlocked
Buy for £451.82 on Amazon
In Stock
Updated 74820 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-13900K
Desktop • Sep 27th, 2022
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
45.494283792871556%
Multi-Core
4748
23.56561445304745%
Intel Core i5-8400 | vs | Intel Core i9-13900K |
|---|---|---|
| Oct 5th, 2017 | Release Date | Sep 27th, 2022 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Raptor Lake |
| Intel Socket 1151 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
| 6 | Cores | 24 |
| 6 | Threads | 32 |
| 2.8 GHz | Base Clock Speed | 3.0 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.8 GHz |
65 W | TDP | 125 W |
| 14 nm | Process Size | 10 nm |
| 28.0x | Multiplier | 30.0x |
| None | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
Builds Using Core i5-8400 or Core i9-13900K
Uncharted: Legacy of Thieves, 1920 x 1080, Ultra
176 FPS
£18.75/FPS
GeForce RTX 4090
Core i9-13900K
64 GB, 2 TB SSD
Buy on Amazon
£3,300
In Stock
153 FPS
£21.47/FPS
GeForce RTX 4080
Core i9-13900K
32 GB, N/A Storage
Buy on Amazon
£3,284.53
In Stock
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