Buy on Amazon
£205
In Stock
AvailabilityMSRP in USD: $399
Availability
MSRP in USD: $399
AvailabilityMSRP in USD: $549
Availability
MSRP in USD: $549
Key Differences
In short — Ryzen 9 7900X outperforms the cheaper Ryzen 7 3800X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 7900X is 1178 days newer than the cheaper Ryzen 7 3800X.
Advantages of AMD Ryzen 7 3800X
- Up to 29% cheaper than Ryzen 9 7900X - £205.0 vs £286.97
- Consumes up to 38% less energy than AMD Ryzen 9 7900X - 105 vs 170 Watts
Advantages of AMD Ryzen 9 7900X
- Performs up to 34% better in Far Cry 6 than Ryzen 7 3800X - 177 vs 132 FPS
- Can execute more multi-threaded tasks simultaneously than AMD Ryzen 7 3800X - 24 vs 16 threads
- Works without a dedicated GPU, while AMD Ryzen 7 3800X doesn't have integrated graphics
Far Cry 6
Resolution
1920 x 1080
Game Graphics
Ultra
AMD Ryzen 7 3800X Processor (8C/16T, 36 MB Cache, 4.5 GHz Max Boost)
Buy for £205 on Amazon
In Stock
Updated 74278 minutes ago
AMD Ryzen 9 7900X Retail, Noir, (AM5/12 Core/4.7GHz/76MB/170W/Radeon) - 100-000000589
Buy for £286.97 on Amazon
In Stock
Updated 74278 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Ryzen 7 3800X
Desktop • Jul 7th, 2019
Ryzen 9 7900X
Desktop • Sep 27th, 2022
Geekbench 5 Benchmarks
Ryzen 7 3800X
Desktop • Jul 7th, 2019
Single-Core
1695
57.9883681149504%
Multi-Core
8498
47.610510392739094%
AMD Ryzen 7 3800X | vs | AMD Ryzen 9 7900X |
|---|---|---|
| Jul 7th, 2019 | Release Date | Sep 27th, 2022 |
| Ryzen 7 | Collection | Ryzen 9 |
| Matisse | Codename | Raphael |
| AMD Socket AM4 | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 8 | Cores | 12 |
| 16 | Threads | 24 |
| 3.9 GHz | Base Clock Speed | 4.7 GHz |
| 4.5 GHz | Turbo Clock Speed | 5.6 GHz |
105 W | TDP | 170 W |
| 7 nm | Process Size | 5 nm |
| 39.0x | Multiplier | 47.0x |
| None | Integrated Graphics | Radeon Graphics |
| Yes | Overclockable | Yes |
Builds Using Ryzen 7 3800X or Ryzen 9 7900X
Far Cry 6, 1920 x 1080, Ultra
132 FPS
£9.48/FPS
GeForce RTX 3070
Ryzen 9 7900X
32 GB, 1 TB SSD
Buy on Amazon
£1,251.6
In Stock
124 FPS
£11.73/FPS
GeForce RTX 3060 Ti
Ryzen 9 7900X
32 GB, 1 TB SSD
Buy on Amazon
£1,454.4
In Stock
132 FPS
£10.08/FPS
GeForce RTX 4060 Ti 8 GB
Ryzen 9 7900X
32 GB, 1 TB SSD
Buy on Amazon
£1,330.8
In Stock
172 FPS
£21.8/FPS
GeForce RTX 4080
Ryzen 9 7900X
32 GB, 2 TB SSD + 2 TB HDD
Buy on Amazon
£3,749.95
In Stock
172 FPS
£23.95/FPS
GeForce RTX 4080
Ryzen 9 7900X
32 GB, 2 TB SSD + 2 TB HDD
Buy on Amazon
£4,119.95
In Stock
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