The Ryzen 9 7900 is a slightly faster gaming CPU than the Ryzen 5 8400F, however, it's a much worse value for money, as it's $151.85 more expensive!
Advantages of the Ryzen 9 7900
- A slightly faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 24 vs 12 threads
- Can run games without a dedicated GPU as it has integrated graphics
Advantages of the Ryzen 5 8400F
- Up to 46% cheaper – $178.51 vs $330.36
- A better value for money for gaming
Ryzen 9 7900 vs Ryzen 5 8400F for Gaming
The CPU's performance in selected game and settings
Ryzen 9 7900
Jan 14th, 2023
Average FPS
238
100%
Min 1% FPS
162
100%
Price, $
$330.36
54%
Value, $/FPS
$1.38/FPS
56%
Ryzen 5 8400F
Apr 1st, 2024
Average FPS
231
97%
Min 1% FPS
158
98%
Price, $
$178.51
100%
Value, $/FPS
$0.77/FPS
100%
![AMD Ryzen 5 8000 8400F Hexa-core [6 Core] 4.20 GHz Processor - OEM Pack](https://howmanyfps.nyc3.digitaloceanspaces.com/static/cpus/B0DDQ4KRPR.jpg)
Ryzen 9 7900 vs Ryzen 5 8400F 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 Ryzen 9 7900 vs Ryzen 5 8400F in synthetic CPU benchmarks
Performance Specifications
The Ryzen 9 7900 vs Ryzen 5 8400F in core CPU performance specifications
Ryzen 9 7900
Jan 14th, 2023
Cores
12-core
100%
L3 Cache
64 MB
100%
Base Frequency
3.7 GHz
88%
Turbo Frequency
5.4 GHz
100%
Max. DDR5 RAM Speed
5200 MHz
100%
Ryzen 5 8400F
Apr 1st, 2024
Cores
6-core
50%
L3 Cache
16 MB
25%
Base Frequency
4.2 GHz
100%
Turbo Frequency
4.7 GHz
87%
Max. DDR5 RAM Speed
5200 MHz
100%
Specifications
Comparison of all specifications
Ryzen 9 7900 | SpecificationsComparison of all specifications | Ryzen 5 8400F |
|---|---|---|
| General | ||
| Jan 14th, 2023 | Release Date | Apr 1st, 2024 |
| $429.00 | MSRP | $170.00 |
Desktop | Segment | Desktop |
| AMD Socket AM5 | Socket | AMD Socket AM5 |
| Raphael | Codename | Phoenix |
| 65 W | Power Consumption | 65 W |
| Performance | ||
12 | Cores | 6 |
24 | Threads | 12 |
| 3.7 GHz | Base Frequency | 4.2 GHz |
5.4 GHz | Turbo Frequency | 4.7 GHz |
64 MB | L3 Cache | 16 MB |
| Other Features | ||
| DDR5 @ 5200 MHz | RAM | DDR5 @ 5200 MHz |
Radeon Graphics | Integrated Graphics | No |
| Yes | Overclockable | Yes |
