Buy on Amazon
$999.99
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i9-9940X outperforms the cheaper Core i5-9400F on the selected game parameters. However, the worse performing Core i5-9400F is a better bang for your buck. The better performing Core i9-9940X is 81 days older than the cheaper Core i5-9400F.
Advantages of Intel Core i9-9940X
- Performs up to 1% better in Horizon Zero Dawn than Core i5-9400F - 176 vs 174 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400F - 28 vs 6 threads
Advantages of Intel Core i5-9400F
- Up to 90% cheaper than Core i9-9940X - $101.0 vs $999.99
- Up to 90% better value when playing Horizon Zero Dawn than Core i9-9940X - $0.58 vs $5.68 per FPS
- Consumes up to 61% less energy than Intel Core i9-9940X - 65 vs 165 Watts
Horizon Zero Dawn
Resolution
1920 x 1080
Game Graphics
Ultimate
Core i9-9940X
Desktop • Oct 19th, 2018
FPS
176
100%
Value, $/FPS
$5.68/FPS
10%
Price, $
$999.99
10%
FPS Winner
Intel Core i9-9940X X-Series Processor 14 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC9)
Buy for $999.99 on Amazon
In Stock
Updated 118 minutes ago
Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics
Buy for $101 on Amazon
In Stock
Updated 118 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultimate
Core i9-9940X
Desktop • Oct 19th, 2018
Core i5-9400F
Desktop • Jan 8th, 2019
Geekbench 5 Benchmarks
Intel Core i9-9940X | vs | Intel Core i5-9400F |
|---|---|---|
| Oct 19th, 2018 | Release Date | Jan 8th, 2019 |
| Core i9 | Collection | Core i5 |
| Skylake | Codename | Coffee Lake |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
14 | Cores | 6 |
28 | Threads | 6 |
3.3 GHz | Base Clock Speed | 2.9 GHz |
4.4 GHz | Turbo Clock Speed | 4.1 GHz |
| 165 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
33.0x | Multiplier | 29.0x |
| None | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i9-9940X or Core i5-9400F
Horizon Zero Dawn, 1920 x 1080, Ultimate
41 FPS
$28.54/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 240 GB SSD + 1 TB HDD
Buy on Amazon
$1,169.99
In Stock
41 FPS
$27.29/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 120 GB SSD + 1 TB HDD
Buy on Amazon
$1,119
In Stock
28 FPS
$24.96/FPS
GeForce GTX 1650
Core i5-9400F
8 GB, 512 GB SSD
Buy on Amazon
$699
In Stock
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