Buy on Amazon
£947.5
In Stock
Prices and Stock
Prices and Stock
Prices and StockMSRP $199
Prices and Stock
MSRP $199
Key Differences
In short — Core i5-12400 outperforms the cheaper Core i9-10940X on the selected game parameters. However, the worse performing Core i9-10940X is a better bang for your buck. The better performing Core i5-12400 is 808 days newer than the cheaper Core i9-10940X.
Advantages of Core i9-10940X
- Up to 62% cheaper than Core i5-12400 - £947.50 vs £2511.32
- Up to 60% better value when playing DOOM Eternal than Core i5-12400 - £1.91 vs £4.81 per FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-12400 - 28 vs 12 threads
Advantages of Core i5-12400
- Performs up to 5% better in DOOM Eternal than Core i9-10940X - 522 vs 495 FPS
- Consumes up to 61% less energy than Intel Core i9-10940X - 65 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-10940X doesn't have integrated graphics
DOOM Eternal
Resolution
1920 x 1080
Game Graphics
Nightmare
Core i9-10940X
Desktop • Oct 19th, 2019
FPS
495
95%
Value, £/FPS
£1.91/FPS
100%
Price, £
£947.5
100%
Value Winner
Intel® Core™ i9-10940X X-series Processor, 19.25M Cache, 3.30 GHz Cascade BX
Buy for £947.5 on Amazon
In Stock
Updated 187 minutes ago
Core i5-12400
Desktop • Jan 4th, 2022
FPS
522
100%
Value, £/FPS
£4.81/FPS
40%
Price, £
£2511.32
37%
FPS Winner
QNAP TVS-h674 6-Bay Core i5-12400 32GB NAS Enclosure black
Buy for £2,511.32 on Amazon
In Stock
Updated 187 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Nightmare
Core i9-10940X
Desktop • Oct 19th, 2019
Core i5-12400
Desktop • Jan 4th, 2022
Geekbench 5 Benchmarks
Core i9-10940X | vs | Core i5-12400 |
|---|---|---|
| Oct 19th, 2019 | Release Date | Jan 4th, 2022 |
| Core i9 Extreme | Collection | Core i5 |
| Cascade Lake | Codename | Alder Lake |
| Intel Socket 2066 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
14 | Cores | 6 |
28 | Threads | 12 |
3.3 GHz | Base Clock Speed | 2.5 GHz |
4.6 GHz | Turbo Clock Speed | 4.4 GHz |
| 165 W | TDP | 65 W |
| 14 nm | Process Size | 10 nm |
33.0x | Multiplier | 25.0x |
| None | Integrated Graphics | UHD Graphics 730 |
Yes | Overclockable | No |
Laptops Using Core i9-10940X or Core i5-12400
With selected game settings
216 FPS
£7.36/FPS
GeForce RTX 3070 Mobile
Core i5-12400
16 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
£1,588.88
In Stock
Core i9-10940X and Core i5-12400 Popular Comparisons
Compare 2 Processors in Games
Core i5-12400
£2,511.32
vs
Ryzen 7 7800X3D
£739.89
Core i5-12400
£2,511.32
vs
Ryzen 5 7600X
Core i5-12400
£2,511.32
vs
Ryzen 5 5600X
Core i5-12400
£2,511.32
vs
Ryzen 7 5700X
Core i5-12400
£2,511.32
vs
Ryzen 5 5500
£84
Core i5-12400
£2,511.32
vs
Ryzen 7 7700X
£488.99
Core i5-12400
£2,511.32
vs
Ryzen 7 5800X
Core i5-12400
£2,511.32
vs
Ryzen 5 7600
Core i5-12400
£2,511.32
vs
Core i7-12700K
£208.69
Core i5-12400
£2,511.32
vs
Core i7-14700K
£343.97
Core i5-12400
£2,511.32
vs
Ryzen 5 5600
Core i5-12400
£2,511.32
vs
Ryzen 9 7900X
£929.89
Core i5-12400
£2,511.32
vs
Ryzen 9 5900X
£204
Core i5-12400
£2,511.32
vs
Ryzen 9 5950X
£295
Core i5-12400
£2,511.32
vs
Core i9-12900K
£328.01
Core i5-12400
£2,511.32
vs
Ryzen 7 5700G
£139.99
Core i5-12400
£2,511.32
vs
Core i9-12900KF
£257.13
Core i5-12400
£2,511.32
vs
Ryzen 9 7950X
Core i5-12400
£2,511.32
vs
Core i5-12600KF
£169.39
Core i5-12400
£2,511.32
vs
Ryzen 7 3700X
£354.25
Core i5-12400
£2,511.32
vs
Ryzen 5 5600GT
Core i5-12400
£2,511.32
vs
Core i5-13400F
Core i5-12400
£2,511.32
vs
Core i5-12600K
£238.62
Core i5-12400
£2,511.32
vs
Core i9-14900KF
Core i5-12400
£2,511.32
vs
Ryzen 9 7950X3D
£639.99
Core i5-12400
£2,511.32
vs
Core i7-14700KF
£326.49
Core i5-12400
£2,511.32
vs
Core i7-13700K
£307.67
Core i5-12400
£2,511.32
vs
Core i7-12700KF
£218.88
Core i5-12400
£2,511.32
vs
Core i9-14900K
£433.5
Core i5-12400
£2,511.32
vs
Ryzen 5 4500
Core i5-12400
£2,511.32
vs
Ryzen 7 8700G
Core i9-10940X
£947.5
vs
Ryzen 7 7800X3D
£739.89
Core i9-10940X
£947.5
vs
Ryzen 5 7600X
Core i9-10940X
£947.5
vs
Ryzen 5 5600X
Core i9-10940X
£947.5
vs
Ryzen 7 5700X
Core i9-10940X
£947.5
vs
Ryzen 5 5500
£84
Core i9-10940X
£947.5
vs
Ryzen 7 7700X
£488.99
Core i9-10940X
£947.5
vs
Ryzen 7 5800X
Core i9-10940X
£947.5
vs
Ryzen 5 7600
Core i9-10940X
£947.5
vs
Core i7-12700K
£208.69
Core i9-10940X
£947.5
vs
Core i7-14700K
£343.97
Core i9-10940X
£947.5
vs
Ryzen 5 5600
Core i9-10940X
£947.5
vs
Ryzen 9 7900X
£929.89
Core i9-10940X
£947.5
vs
Ryzen 9 5900X
£204
Core i9-10940X
£947.5
vs
Ryzen 9 5950X
£295
Core i9-10940X
£947.5
vs
Core i9-12900K
£328.01
Core i9-10940X
£947.5
vs
Ryzen 7 5700G
£139.99
Core i9-10940X
£947.5
vs
Core i9-12900KF
£257.13
Core i9-10940X
£947.5
vs
Ryzen 9 7950X
Core i9-10940X
£947.5
vs
Core i5-12600KF
£169.39
Core i9-10940X
£947.5
vs
Ryzen 7 3700X
£354.25
Core i9-10940X
£947.5
vs
Ryzen 5 5600GT
Core i9-10940X
£947.5
vs
Core i5-13400F
Core i9-10940X
£947.5
vs
Core i5-12600K
£238.62
Core i9-10940X
£947.5
vs
Core i9-14900KF
Core i9-10940X
£947.5
vs
Ryzen 9 7950X3D
£639.99
Core i9-10940X
£947.5
vs
Core i7-14700KF
£326.49
Core i9-10940X
£947.5
vs
Core i7-13700K
£307.67
Core i9-10940X
£947.5
vs
Core i7-12700KF
£218.88
Core i9-10940X
£947.5
vs
Core i9-14900K
£433.5