Buy on Amazon
£399.99
In Stock
Prices and StockMSRP $539
Prices and Stock
MSRP $539
Prices and Stock
Prices and Stock
Key Differences
In short — Core i9-11900K outperforms the cheaper Core i5-11400 on the selected game parameters. However, the worse performing Core i5-11400 is a better bang for your buck. The better performing Core i9-11900K and the cheaper Core i5-11400 have been released at the same time.
Advantages of Core i9-11900K
- Performs up to 10% better in Cyberpunk 2077 than Core i5-11400 - 96 vs 87 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-11400 - 16 vs 12 threads
Advantages of Core i5-11400
- Up to 64% cheaper than Core i9-11900K - £142.12 vs £399.99
- Up to 61% better value when playing Cyberpunk 2077 than Core i9-11900K - £1.63 vs £4.17 per FPS
- Consumes up to 48% less energy than Intel Core i9-11900K - 65 vs 125 Watts
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Core i9-11900K
Desktop • Mar 16th, 2021
FPS
96
100%
Value, £/FPS
£4.17/FPS
39%
Price, £
£399.99
35%
FPS Winner
Intel® Core™ i9-11900K Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & select 400 Series chipset) 125W
Buy for £399.99 on Amazon
In Stock
Updated 6581 minutes ago
Core i5-11400
Desktop • Mar 16th, 2021
FPS
87
91%
Value, £/FPS
£1.63/FPS
100%
Price, £
£142.12
100%
Value Winner
Intel® Core™ i5-11400 Desktop Processor 6 Cores up to 4.4 GHz LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 65W
Buy for £142.12 on Amazon
In Stock
Updated 6581 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Core i9-11900K
Desktop • Mar 16th, 2021
Core i5-11400
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Core i9-11900K | vs | Core i5-11400 |
|---|---|---|
| Mar 16th, 2021 | Release Date | Mar 16th, 2021 |
| Core i9 | Collection | Core i5 |
| Rocket Lake | Codename | Rocket Lake |
| Intel Socket 1200 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
8 | Cores | 6 |
16 | Threads | 12 |
3.5 GHz | Base Clock Speed | 2.6 GHz |
5.3 GHz | Turbo Clock Speed | 4.4 GHz |
| 125 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
35.0x | Multiplier | 26.0x |
| UHD Graphics 750 | Integrated Graphics | UHD Graphics 730 |
Yes | Overclockable | No |
Popular Core i9-11900K and Core i5-11400 Comparisons
Compare 2 Processors in Games
Core i5-11400
£142.12
vs
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Core i5-11400
£142.12
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£142.12
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£485.96
Core i5-11400
£142.12
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Core i5-11400
£142.12
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Core i5-11400
£142.12
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£201.54
Core i5-11400
£142.12
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Core i7-14700K
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Core i5-11400
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Core i9-12900K
£346.84
Core i5-11400
£142.12
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Ryzen 9 5950X
£279.99
Core i5-11400
£142.12
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Ryzen 7 5700X3D
£239.56
Core i5-11400
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Ryzen 7 5700G
£139.99
Core i5-11400
£142.12
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Core i5-13400F
Core i5-11400
£142.12
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Core i5-12600KF
£169.39
Core i5-11400
£142.12
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Ryzen 7 3700X
£354.25
Core i5-11400
£142.12
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Ryzen 5 5600GT
Core i5-11400
£142.12
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Core i5-12600K
£236.83
Core i5-11400
£142.12
vs
Core i7-13700K
£313.61
Core i5-11400
£142.12
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Core i9-14900KF
Core i5-11400
£142.12
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Core i7-14700F
Core i5-11400
£142.12
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Core i7-14700KF
£326.15
Core i5-11400
£142.12
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Core i3-12100F
£70
Core i5-11400
£142.12
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Ryzen 7 8700G
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£142.12
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£435.39
Core i5-11400
£142.12
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Ryzen 9 7950X3D
Out of Stock
Core i9-11900K
£399.99
vs
Ryzen 5 7600X
Core i9-11900K
£399.99
vs
Ryzen 5 5600X
Core i9-11900K
£399.99
vs
Ryzen 7 7700X
£485.96
Core i9-11900K
£399.99
vs
Ryzen 7 5700X
Core i9-11900K
£399.99
vs
Ryzen 5 5500
£84
Core i9-11900K
£399.99
vs
Ryzen 5 7600
Core i9-11900K
£399.99
vs
Ryzen 7 7800X3D
£739.89
Core i9-11900K
£399.99
vs
Ryzen 7 5800X
Core i9-11900K
£399.99
vs
Core i7-12700K
£201.54
Core i9-11900K
£399.99
vs
Core i7-14700K
£349
Core i9-11900K
£399.99
vs
Ryzen 9 7900X
£929.89
Core i9-11900K
£399.99
vs
Ryzen 5 5600
Core i9-11900K
£399.99
vs
Ryzen 7 5700
£126.47
Core i9-11900K
£399.99
vs
Ryzen 9 7950X
Core i9-11900K
£399.99
vs
Ryzen 9 5900X
£204.99
Core i9-11900K
£399.99
vs
Core i9-12900K
£346.84
Core i9-11900K
£399.99
vs
Ryzen 9 5950X
£279.99
Core i9-11900K
£399.99
vs
Ryzen 7 5700X3D
£239.56
Core i9-11900K
£399.99
vs
Ryzen 7 5700G
£139.99
Core i9-11900K
£399.99
vs
Core i5-13400F
Core i9-11900K
£399.99
vs
Core i5-12600KF
£169.39
Core i9-11900K
£399.99
vs
Ryzen 7 3700X
£354.25
Core i9-11900K
£399.99
vs
Ryzen 5 5600GT
Core i9-11900K
£399.99
vs
Core i5-12600K
£236.83
Core i9-11900K
£399.99
vs
Core i7-13700K
£313.61
Core i9-11900K
£399.99
vs
Core i9-14900KF
Core i9-11900K
£399.99
vs
Core i7-14700F
Core i9-11900K
£399.99
vs
Core i7-14700KF
£326.15