The Ryzen 9 3900 is a much slower gaming CPU than the Core i9-12900K. We cannot compare value as at least one CPU is out of stock.
Advantages of the Ryzen 9 3900
- Consumes up to 48% less energy – 65 vs 125 Watts
Advantages of the Core i9-12900K
- At least 2x faster CPU for gaming
- Can run games without a dedicated GPU as it has integrated graphics
Ryzen 9 3900 vs Core i9-12900K for Gaming
The CPU's performance in selected game and settings
Ryzen 9 3900
Sep 24th, 2019
Average FPS
191
90%
Min 1% FPS
127
91%
Price, CA$
Out of Stock
Value, CA$/FPS
Not Available
All items are out of stock.
Core i9-12900K
Nov 4th, 2021
Average FPS
213
100%
Min 1% FPS
140
100%
Price, CA$
Out of Stock
Value, CA$/FPS
Not Available
All items are out of stock.
Ryzen 9 3900 vs Core i9-12900K 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 3900 vs Core i9-12900K in synthetic CPU benchmarks
Performance Specifications
The Ryzen 9 3900 vs Core i9-12900K in core CPU performance specifications
Ryzen 9 3900
Sep 24th, 2019
Cores
12-core
75%
L3 Cache
64 MB
100%
Base Frequency
3.1 GHz
97%
Turbo Frequency
4.3 GHz
83%
Max. DDR4 RAM Speed
3200 MHz
67%
Core i9-12900K
Nov 4th, 2021
Cores
16-core
100%
L3 Cache
30 MB
47%
Base Frequency
3.2 GHz
100%
Turbo Frequency
5.2 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Specifications
Comparison of all specifications
Ryzen 9 3900 | SpecificationsComparison of all specifications | Core i9-12900K |
|---|---|---|
| General | ||
| Sep 24th, 2019 | Release Date | Nov 4th, 2021 |
$499.00 | MSRP | $599.00 |
Desktop | Segment | Desktop |
| AMD Socket AM4 | Socket | Intel Socket 1700 |
| Matisse | Codename | Alder Lake |
65 W | Power Consumption | 125 W |
| Performance | ||
| 12 | Cores | 16 |
| 24 | Threads | 24 |
| 3.1 GHz | Base Frequency | 3.2 GHz |
| 4.3 GHz | Turbo Frequency | 5.2 GHz |
64 MB | L3 Cache | 30 MB |
| Other Features | ||
| DDR4 @ 3200 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 4800 MHz |
| No | Integrated Graphics | UHD Graphics 770 |
| Yes | Overclockable | Yes |
