Buy on Amazon
£222.9
In Stock
AvailabilityMSRP in USD: $513
Availability
MSRP in USD: $513
Availability
Availability
Key Differences
In short — Core i9-11900KF 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 i9-11900KF is 1258 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i9-11900KF
- Performs up to 8% better in Valheim than Core i5-8400 - 217 vs 200 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
Advantages of Intel Core i5-8400
- Up to 30% cheaper than Core i9-11900KF - £156.85 vs £222.9
- Consumes up to 48% less energy than Intel Core i9-11900KF - 65 vs 125 Watts
Valheim
Resolution
1920 x 1080
Game Graphics
Highest
Intel Core i9-11900KF
Buy for £222.9 on Amazon
In Stock
Updated 74060 minutes ago
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)
Buy for £156.85 on Amazon
In Stock
Updated 74060 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Highest
Core i9-11900KF
Desktop • Mar 16th, 2021
Core i5-8400
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
58.394475615019424%
Multi-Core
4748
46.89382716049383%
Intel Core i9-11900KF | vs | Intel Core i5-8400 |
|---|---|---|
Mar 16th, 2021 | Release Date | Oct 5th, 2017 |
| Core i9 | Collection | Core i5 |
| Rocket Lake | Codename | Coffee Lake |
| Intel Socket 1200 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
8 | Cores | 6 |
16 | Threads | 6 |
3.5 GHz | Base Clock Speed | 2.8 GHz |
5.3 GHz | Turbo Clock Speed | 4.0 GHz |
| 125 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
35.0x | Multiplier | 28.0x |
| None | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i9-11900KF or Core i5-8400
Valheim, 1920 x 1080, Highest
132 FPS
£9.65/FPS
GeForce RTX 4070
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,273.2
In Stock
110 FPS
£9.1/FPS
GeForce RTX 3070
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,000.8
In Stock
156 FPS
£8.66/FPS
GeForce RTX 4070 Ti
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,351.2
In Stock
83 FPS
£12.09/FPS
GeForce RTX 3060
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,003.2
In Stock
182 FPS
£11.7/FPS
GeForce RTX 4080
Core i9-11900KF
32 GB, N/A Storage
Buy on Amazon
£2,128.95
In Stock
116 FPS
£9.31/FPS
GeForce RTX 3070 Ti
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,080
In Stock
83 FPS
£10.48/FPS
GeForce RTX 3060
Core i9-11900KF
16 GB, N/A Storage
Buy on Amazon
£869.99
In Stock
110 FPS
£9.97/FPS
GeForce RTX 3070
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,096.95
In Stock
93 FPS
£10/FPS
GeForce RTX 4060
Core i9-11900KF
16 GB, N/A Storage
Buy on Amazon
£929.99
In Stock
182 FPS
£9.95/FPS
GeForce RTX 4080
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,810.8
In Stock
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.
