Buy on Amazon
$412.83
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i9-7900X 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 i9-7900X is 561 days older than the cheaper Core i5-9400F.
Advantages of Intel Core i9-7900X
- Performs up to 2% better in War Thunder than Core i5-9400F - 181 vs 178 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400F - 20 vs 6 threads
Advantages of Intel Core i5-9400F
- Up to 77% cheaper than Core i9-7900X - $96.0 vs $412.83
- Up to 76% better value when playing War Thunder than Core i9-7900X - $0.54 vs $2.28 per FPS
- Consumes up to 54% less energy than Intel Core i9-7900X - 65 vs 140 Watts
War Thunder
Resolution
1920 x 1080
Game Graphics
Movie
Core i9-7900X
Desktop • Jun 26th, 2017
FPS
181
100%
Value, $/FPS
$2.28/FPS
23%
Price, $
$412.83
23%
FPS Winner
Intel Core i9-7900X X-Series Processor 10 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 140W
Buy for $412.83 on Amazon
In Stock
Updated 17686 minutes ago
Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics
Buy for $96 on Amazon
In Stock
Updated 17686 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Movie
Core i9-7900X
Desktop • Jun 26th, 2017
Core i5-9400F
Desktop • Jan 8th, 2019
Geekbench 5 Benchmarks
Intel Core i9-7900X | vs | Intel Core i5-9400F |
|---|---|---|
| Jun 26th, 2017 | Release Date | Jan 8th, 2019 |
| Core i9 | Collection | Core i5 |
| Skylake-E/EP | Codename | Coffee Lake |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
10 | Cores | 6 |
20 | Threads | 6 |
3.3 GHz | Base Clock Speed | 2.9 GHz |
4.3 GHz | Turbo Clock Speed | 4.1 GHz |
| 140 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 i9-7900X or Core i5-9400F
War Thunder, 1920 x 1080, Movie
119 FPS
$9.83/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 240 GB SSD + 1 TB HDD
Buy on Amazon
$1,169.99
In Stock
119 FPS
$9.4/FPS
GeForce GTX 1660
Core i5-9400F
8 GB, 120 GB SSD + 1 TB HDD
Buy on Amazon
$1,119
In Stock
111 FPS
$6.3/FPS
GeForce GTX 1650
Core i5-9400F
8 GB, 512 GB SSD
Buy on Amazon
$699
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.
