Buy on Amazon
£258.88
In Stock
AvailabilityMSRP in USD: $539
Availability
MSRP in USD: $539
AvailabilityMSRP in USD: $174
Availability
MSRP in USD: $174
Key Differences
In short — Core i9-11900K outperforms the cheaper Core i5-12400F on the selected game parameters. However, the worse performing Core i5-12400F is a better bang for your buck. The better performing Core i9-11900K is 294 days older than the cheaper Core i5-12400F.
Advantages of Intel Core i9-11900K
- Performs up to 2% better in Remnant II than Core i5-12400F - 98 vs 96 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-12400F - 16 vs 12 threads
- Works without a dedicated GPU, while Intel Core i5-12400F doesn't have integrated graphics
Advantages of Intel Core i5-12400F
- Up to 58% cheaper than Core i9-11900K - £109.98 vs £258.88
- Up to 56% better value when playing Remnant II than Core i9-11900K - £1.15 vs £2.64 per FPS
- Consumes up to 48% less energy than Intel Core i9-11900K - 65 vs 125 Watts
Remnant II
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-11900K
Desktop • Mar 16th, 2021
FPS
98
100%
Value, £/FPS
£2.64/FPS
43%
Price, £
£258.88
42%
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 £258.88 on Amazon
In Stock
Updated 10 minutes ago
Core i5-12400F
Desktop • Jan 4th, 2022
FPS
96
97%
Value, £/FPS
£1.15/FPS
100%
Price, £
£109.98
100%
Value Winner
Intel® Core™ i5-12400F Desktop Processor 18M Cache, up to 4.40 GHz
Buy for £109.98 on Amazon
In Stock
Updated 10 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-11900K
Desktop • Mar 16th, 2021
Core i5-12400F
Desktop • Jan 4th, 2022
Geekbench 5 Benchmarks
Intel Core i9-11900K | vs | Intel Core i5-12400F |
|---|---|---|
| Mar 16th, 2021 | Release Date | Jan 4th, 2022 |
| Core i9 | Collection | Core i5 |
| Rocket Lake | Codename | Alder Lake |
| Intel Socket 1200 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
8 | Cores | 6 |
16 | Threads | 12 |
3.5 GHz | Base Clock Speed | 2.5 GHz |
5.3 GHz | Turbo Clock Speed | 4.4 GHz |
| 125 W | TDP | 65 W |
| 14 nm | Process Size | 10 nm |
35.0x | Multiplier | 25.0x |
UHD Graphics 750 | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i9-11900K or Core i5-12400F
Remnant II, 1920 x 1080, Ultra
33 FPS
£22.12/FPS
GeForce RTX 3060
Core i5-12400F
16 GB, 240 GB SSD + 1 TB HDD
Buy on Amazon
£729.99
In Stock
65 FPS
£21.54/FPS
GeForce RTX 4070
Core i9-11900K
16 GB, 1 TB SSD
Buy on Amazon
£1,399.99
In Stock
40 FPS
£18.57/FPS
GeForce RTX 4060
Core i5-12400F
16 GB, 500 GB SSD
Buy on Amazon
£742.8
In Stock
50 FPS
£19/FPS
GeForce RTX 4060 Ti 16 GB
Core i5-12400F
16 GB, 1 TB SSD
Buy on Amazon
£949.98
In Stock
24 FPS
£26.95/FPS
GeForce RTX 3050
Core i5-12400F
16 GB, 500 GB SSD
Buy on Amazon
£646.8
In Stock
41 FPS
£17.82/FPS
Radeon RX 7600
Core i5-12400F
16 GB, 500 GB SSD
Buy on Amazon
£730.8
In Stock
24 FPS
£41.62/FPS
GeForce RTX 3050
Core i5-12400F
16 GB, 512 GB SSD
Buy on Amazon
£999
In Stock
33 FPS
£22.18/FPS
GeForce RTX 3060
Core i5-12400F
16 GB, 500 GB SSD
Buy on Amazon
£732
In Stock
40 FPS
£20.75/FPS
GeForce RTX 4060
Core i5-12400F
16 GB, N/A Storage
Buy on Amazon
£829.95
In Stock
33 FPS
£24.24/FPS
GeForce RTX 3060
Core i5-12400F
12 GB, N/A Storage
Buy on Amazon
£799.99
In Stock
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