Buy on Amazon
£234.33
In Stock
AvailabilityMSRP in USD: $513
Availability
MSRP in USD: $513
AvailabilityMSRP in USD: $182
Availability
MSRP in USD: $182
No items available
Key Differences
In short — Core i9-11900KF outperforms Core i5-6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-11900KF is 2084 days newer than Core i5-6400.
Advantages of Intel Core i9-11900KF
- Performs up to 15% better in FINAL FANTASY XIV: Endwalker than Core i5-6400 - 277 vs 240 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 16 vs 4 threads
Advantages of Intel Core i5-6400
- Consumes up to 48% less energy than Intel Core i9-11900KF - 65 vs 125 Watts
- Works without a dedicated GPU, while Intel Core i9-11900KF doesn't have integrated graphics
FINAL FANTASY XIV: Endwalker
Resolution
1920 x 1080
Game Graphics
Maximum
Core i9-11900KF
Desktop • Mar 16th, 2021
FPS
277
100%
Value, £/FPS
£0.85/FPS
100%
Price, £
£234.33
100%
FPS and Value Winner
Intel® Core™ i9-11900KF Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & select 400 Series chipset) 125W
Buy for £234.33 on Amazon
In Stock
Updated 200 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Maximum
Core i9-11900KF
Desktop • Mar 16th, 2021
Core i5-6400
Desktop • Jul 2nd, 2015
Geekbench 5 Benchmarks
Intel Core i9-11900KF | vs | Intel Core i5-6400 |
|---|---|---|
Mar 16th, 2021 | Release Date | Jul 2nd, 2015 |
| Core i9 | Collection | Core i5 |
| Rocket Lake | Codename | Skylake |
| Intel Socket 1200 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
8 | Cores | 4 |
16 | Threads | 4 |
3.5 GHz | Base Clock Speed | 2.7 GHz |
5.3 GHz | Turbo Clock Speed | 3.3 GHz |
| 125 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
35.0x | Multiplier | 27.0x |
| None | Integrated Graphics | HD Graphics 530 |
Yes | Overclockable | No |
Builds Using Core i9-11900KF or Core i5-6400
FINAL FANTASY XIV: Endwalker, 1920 x 1080, Maximum
165 FPS
£7.05/FPS
GeForce RTX 3070
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,164
In Stock
165 FPS
£6.36/FPS
GeForce RTX 3070
Core i9-11900KF
16 GB, 1 TB SSD
Buy on Amazon
£1,048.8
In Stock
173 FPS
£7.17/FPS
GeForce RTX 3070 Ti
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,239.6
In Stock
216 FPS
£6.91/FPS
GeForce RTX 4070 Ti
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,492.8
In Stock
147 FPS
£7.01/FPS
GeForce RTX 4060
Core i9-11900KF
16 GB, N/A Storage
Buy on Amazon
£1,029.99
In Stock
190 FPS
£7.51/FPS
GeForce RTX 4070
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,426.8
In Stock
243 FPS
£8.04/FPS
GeForce RTX 4080
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,954.8
In Stock
135 FPS
£8.23/FPS
GeForce RTX 3060
Core i9-11900KF
32 GB, 1 TB SSD
Buy on Amazon
£1,111.2
In Stock
147 FPS
£9.05/FPS
GeForce RTX 4060
Core i9-11900KF
16 GB, N/A Storage
Buy on Amazon
£1,329.99
In Stock
135 FPS
£7.78/FPS
GeForce RTX 3060
Core i9-11900KF
16 GB, N/A Storage
Buy on Amazon
£1,049.9
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.
