Buy on Amazon
£270.37
In Stock
AvailabilityMSRP in USD: $199
Availability
MSRP in USD: $199
AvailabilityMSRP in USD: $539
Availability
MSRP in USD: $539
Key Differences
In short, we have a clear winner — Core i9-11900K outperforms the more expensive Core i5-12400 on the selected game parameters, and is also a better bang for your buck! The better performing Core i9-11900K is 294 days older than the more expensive Core i5-12400.
Advantages of Intel Core i5-12400
- Consumes up to 48% less energy than Intel Core i9-11900K - 65 vs 125 Watts
Advantages of Intel Core i9-11900K
- Performs up to 2% better in Elden Ring than Core i5-12400 - 132 vs 130 FPS
- Up to 4% cheaper than Core i5-12400 - £258.88 vs £270.37
- Up to 6% better value when playing Elden Ring than Core i5-12400 - £1.96 vs £2.08 per FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-12400 - 16 vs 12 threads
Elden Ring
Resolution
1920 x 1080
Game Graphics
Maximum
Intel Core i5-12400 2.5GHz LGA1700 Box
Buy for £270.37 on Amazon
In Stock
Updated 14705 minutes ago
Core i9-11900K
Desktop • Mar 16th, 2021
FPS
132
100%
Value, £/FPS
£1.96/FPS
100%
Price, £
£258.88
100%
FPS and Value 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 14705 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Maximum
Core i5-12400
Desktop • Jan 4th, 2022
Core i9-11900K
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Intel Core i5-12400 | vs | Intel Core i9-11900K |
|---|---|---|
Jan 4th, 2022 | Release Date | Mar 16th, 2021 |
| Core i5 | Collection | Core i9 |
| Alder Lake | Codename | Rocket Lake |
| Intel Socket 1700 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
| 6 | Cores | 8 |
| 12 | Threads | 16 |
| 2.5 GHz | Base Clock Speed | 3.5 GHz |
| 4.4 GHz | Turbo Clock Speed | 5.3 GHz |
65 W | TDP | 125 W |
10 nm | Process Size | 14 nm |
| 25.0x | Multiplier | 35.0x |
| UHD Graphics 730 | Integrated Graphics | UHD Graphics 750 |
| No | Overclockable | Yes |
Builds Using Core i5-12400 or Core i9-11900K
Elden Ring, 1920 x 1080, Maximum
75 FPS
£21.19/FPS
GeForce RTX 3070 Mobile
Core i5-12400
16 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
£1,588.88
In Stock
104 FPS
£13.46/FPS
GeForce RTX 4070
Core i9-11900K
16 GB, 1 TB SSD
Buy on Amazon
£1,399.95
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.
