The Ryzen 9 3900 is a slightly slower gaming CPU than the Core i5-12400. We cannot compare value as at least one CPU is out of stock.
Advantages of the Ryzen 9 3900
- Can execute more multi-threaded tasks simultaneously than the Core i5-12400 – 24 vs 12 threads
Advantages of the Core i5-12400
- A slightly faster gaming CPU than the Ryzen 9 3900
- Has an integrated GPU, while the Ryzen 9 3900 cannot run games without a dedicated GPU
Ryzen 9 3900 vs Core i5-12400 for Gaming
The CPU's performance in selected game and settings
Ryzen 9 3900
Sep 24th, 2019
Average FPS
191
94%
Min 1% FPS
127
95%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock
Core i5-12400
Jan 4th, 2022
Average FPS
203
100%
Min 1% FPS
134
100%
Price, $
$143.57
100%
Value, $/FPS
$0.71/FPS
100%
Ryzen 9 3900 vs Core i5-12400 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 3900 vs Core i5-12400 in synthetic CPU benchmarks
Performance Specifications
The Ryzen 9 3900 vs Core i5-12400 in core CPU performance specifications
Ryzen 9 3900
Sep 24th, 2019
Cores
12-core
100%
L3 Cache
64 MB
100%
Base Frequency
3.1 GHz
100%
Turbo Frequency
4.3 GHz
98%
Max. DDR4 RAM Speed
3200 MHz
67%
Core i5-12400
Jan 4th, 2022
Cores
6-core
50%
L3 Cache
18 MB
28%
Base Frequency
2.5 GHz
81%
Turbo Frequency
4.4 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Specifications
Comparison of all specifications
Ryzen 9 3900 | SpecificationsComparison of all specifications | Core i5-12400 |
|---|---|---|
| General | ||
| Sep 24th, 2019 | Release Date | Jan 4th, 2022 |
| $499.00 | MSRP | $199.00 |
Desktop | Segment | Desktop |
| AMD Socket AM4 | Socket | Intel Socket 1700 |
| Matisse | Codename | Alder Lake |
| 65 W | Power Consumption | 65 W |
| Performance | ||
12 | Cores | 6 |
24 | Threads | 12 |
3.1 GHz | Base Frequency | 2.5 GHz |
| 4.3 GHz | Turbo Frequency | 4.4 GHz |
64 MB | L3 Cache | 18 MB |
| Other Features | ||
| DDR4 @ 3200 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 4800 MHz |
| No | Integrated Graphics | UHD Graphics 730 |
Yes | Overclockable | No |
