Buy on Amazon
$300
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i5-9400F outperforms the more expensive Core i9-7940X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-9400F is 494 days newer than the more expensive Core i9-7940X.
Advantages of Intel Core i9-7940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400F - 28 vs 6 threads
Advantages of Intel Core i5-9400F
- Performs up to 1% better in HITMAN 2 than Core i9-7940X - 143 vs 141 FPS
- Up to 72% cheaper than Core i9-7940X - $84.58 vs $300.0
- Consumes up to 61% less energy than Intel Core i9-7940X - 65 vs 165 Watts
HITMAN 2
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i9-7940X X-Series Processor 14 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 165W
Buy for $300 on Amazon
In Stock
Updated 22 minutes ago
Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics
Buy for $84.58 on Amazon
In Stock
Updated 24 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-7940X
Desktop • Sep 1st, 2017
Core i5-9400F
Desktop • Jan 8th, 2019
Geekbench 5 Benchmarks
Intel Core i9-7940X | vs | Intel Core i5-9400F |
|---|---|---|
| Sep 1st, 2017 | 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 |
3.1 GHz | Base Clock Speed | 2.9 GHz |
4.3 GHz | Turbo Clock Speed | 4.1 GHz |
| 165 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
31.0x | Multiplier | 29.0x |
| None | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i9-7940X or Core i5-9400F
HITMAN 2, 1920 x 1080, Ultra
65 FPS
$15.85/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 240 GB SSD + 1 TB HDD
Buy on Amazon
$1,030
In Stock
65 FPS
$15.22/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 120 GB SSD + 1 TB HDD
Buy on Amazon
$989
In Stock
55 FPS
$14.51/FPS
GeForce GTX 1650
Core i5-9400F
8 GB, 256 GB SSD
Buy on Amazon
$798
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.
