The Ryzen 9 3900X is a much slower gaming CPU than the Ryzen 9 7900. We cannot compare value as at least one CPU is out of stock.
Advantages of the Ryzen 9 3900X
The Ryzen 9 7900 is better in every way
Advantages of the Ryzen 9 7900
- At least 2x faster CPU for gaming
- Consumes up to 38% less energy – 65 vs 105 Watts
- Has an integrated GPU, while the Ryzen 9 3900X cannot run games without a dedicated GPU
Ryzen 9 3900X vs Ryzen 9 7900 for Gaming
The CPU's performance in selected game and settings
Ryzen 9 3900X
Jul 7th, 2019
Average FPS
192
88%
Min 1% FPS
127
89%
Price, €
Out of Stock
Value, €/FPS
Not Available
All items are out of stock
Ryzen 9 7900
Jan 14th, 2023
Average FPS
218
100%
Min 1% FPS
143
100%
Price, €
€390.94
100%
Value, €/FPS
€1.79/FPS
100%
Ryzen 9 3900X vs Ryzen 9 7900 in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Ryzen 9 3900X vs Ryzen 9 7900 in synthetic CPU benchmarks
Performance Specifications
The Ryzen 9 3900X vs Ryzen 9 7900 in core CPU performance specifications
Ryzen 9 3900X
Jul 7th, 2019
Cores
12-core
100%
L3 Cache
64 MB
100%
Base Frequency
3.8 GHz
100%
Turbo Frequency
4.6 GHz
85%
Max. DDR4 RAM Speed
3200 MHz
62%
Ryzen 9 7900
Jan 14th, 2023
Cores
12-core
100%
L3 Cache
64 MB
100%
Base Frequency
3.7 GHz
97%
Turbo Frequency
5.4 GHz
100%
Max. DDR5 RAM Speed
5200 MHz
100%
Specifications
Comparison of all specifications
Ryzen 9 3900X | SpecificationsComparison of all specifications | Ryzen 9 7900 |
|---|---|---|
| General | ||
| Jul 7th, 2019 | Release Date | Jan 14th, 2023 |
| $499.00 | MSRP | $429.00 |
Desktop | Segment | Desktop |
| AMD Socket AM4 | Socket | AMD Socket AM5 |
| Matisse | Codename | Raphael |
| 105 W | Power Consumption | 65 W |
| Performance | ||
| 12 | Cores | 12 |
| 24 | Threads | 24 |
3.8 GHz | Base Frequency | 3.7 GHz |
| 4.6 GHz | Turbo Frequency | 5.4 GHz |
| 64 MB | L3 Cache | 64 MB |
| Other Features | ||
| DDR4 @ 3200 MHz | RAM | DDR5 @ 5200 MHz |
| No | Integrated Graphics | Radeon Graphics |
| Yes | Overclockable | Yes |
