Buy on Amazon
$450
In Stock
AvailabilityMSRP in USD: $499
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MSRP in USD: $499
AvailabilityMSRP in USD: $429
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MSRP in USD: $429
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Key Differences
In short — Ryzen 9 7900 outperforms Ryzen 9 3900XT on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 7900 is 921 days newer than Ryzen 9 3900XT.
Advantages of AMD Ryzen 9 7900
- Performs up to 6% better in Fortnite than Ryzen 9 3900XT - 245 vs 231 FPS
- Consumes up to 38% less energy than AMD Ryzen 9 3900XT - 65 vs 105 Watts
- Works without a dedicated GPU, while AMD Ryzen 9 3900XT doesn't have integrated graphics
Fortnite
Resolution
1920 x 1080
Game Graphics
Epic
Ryzen 9 3900XT
Desktop • Jul 7th, 2020
FPS
231
94%
Value, $/FPS
$1.95/FPS
100%
Price, $
$450
100%
Value Winner
AMD Ryzen 9 3900XT 12-core, 24-Threads Unlocked Desktop Processor
Buy for $450 on Amazon
In Stock
Updated 34 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Ryzen 9 3900XT
Desktop • Jul 7th, 2020
Ryzen 9 7900
Desktop • Jan 14th, 2023
Geekbench 5 Benchmarks
AMD Ryzen 9 3900XT | vs | AMD Ryzen 9 7900 |
|---|---|---|
| Jul 7th, 2020 | Release Date | Jan 14th, 2023 |
| Ryzen 9 | Collection | Ryzen 9 |
| Matisse | Codename | Raphael |
| AMD Socket AM4 | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 12 | Cores | 12 |
| 24 | Threads | 24 |
3.8 GHz | Base Clock Speed | 3.7 GHz |
| 4.7 GHz | Turbo Clock Speed | 5.4 GHz |
| 105 W | TDP | 65 W |
| 7 nm | Process Size | 5 nm |
39.0x | Multiplier | 37.0x |
| None | Integrated Graphics | Radeon Graphics |
| Yes | Overclockable | Yes |
Builds Using Ryzen 9 3900XT or Ryzen 9 7900
Fortnite, 1920 x 1080, Epic
100 FPS
$23.59/FPS
GeForce RTX 3060
Ryzen 9 7900
64 GB, 4 TB SSD
Buy on Amazon
$2,359
In Stock
100 FPS
$24.39/FPS
GeForce RTX 3060
Ryzen 9 7900
16 GB, 512 GB SSD + 4 TB HDD
Buy on Amazon
$2,439
In Stock
100 FPS
$18.09/FPS
GeForce RTX 3060
Ryzen 9 7900
16 GB, 512 GB SSD
Buy on Amazon
$1,809
In Stock
218 FPS
$14.9/FPS
GeForce RTX 4080
Ryzen 9 7900
32 GB, 2 TB SSD
Buy on Amazon
$3,249
In Stock
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