The Core i7-7820X is a slightly slower gaming CPU than the Core i5-9400F, however, it's a slightly better value for money, as it's $11.01 cheaper!
Advantages of the Core i7-7820X
- Up to 11% cheaper – $87.99 vs $99.00
- A slightly better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 16 vs 6 threads
Advantages of the Core i5-9400F
- A slightly faster CPU for gaming
- Consumes up to 54% less energy – 65 vs 140 Watts
Core i7-7820X vs Core i5-9400F for Gaming
The CPU's performance in selected game and settings
Core i7-7820X
Jun 26th, 2017
Average FPS
205
100%
Min 1% FPS
142
99%
Price, $
$87.99
100%
Value, $/FPS
$0.42/FPS
100%
Core i7-7820X vs Core i5-9400F in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i7-7820X vs Core i5-9400F in synthetic CPU benchmarks
Performance Specifications
The Core i7-7820X vs Core i5-9400F in core CPU performance specifications
Core i7-7820X
Jun 26th, 2017
Cores
8-core
100%
L3 Cache
11 MB
100%
Base Frequency
3.6 GHz
100%
Turbo Frequency
4.5 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i5-9400F
Jan 8th, 2019
Cores
6-core
75%
L3 Cache
9 MB
82%
Base Frequency
2.9 GHz
81%
Turbo Frequency
4.1 GHz
91%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i7-7820X | SpecificationsComparison of all specifications | Core i5-9400F |
|---|---|---|
| General | ||
| Jun 26th, 2017 | Release Date | Jan 8th, 2019 |
| $599.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
| Skylake-X | Codename | Coffee Lake |
| 140 W | Power Consumption | 65 W |
| Performance | ||
8 | Cores | 6 |
16 | Threads | 6 |
3.6 GHz | Base Frequency | 2.9 GHz |
4.5 GHz | Turbo Frequency | 4.1 GHz |
11 MB | L3 Cache | 9 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
| No | Integrated Graphics | No |
Yes | Overclockable | No |
