Buy on Amazon
$78.02
In Stock
Availability
Availability
AvailabilityMSRP in USD: $599
Availability
MSRP in USD: $599
Key Differences
In short — Ryzen 9 7900X3D outperforms the cheaper FX-8120 on the selected game parameters. However, the worse performing FX-8120 is a better bang for your buck. The better performing Ryzen 9 7900X3D is 4102 days newer than the cheaper FX-8120.
Advantages of AMD FX-8120
- Up to 81% cheaper than Ryzen 9 7900X3D - $78.02 vs $405.59
- Up to 34% better value when playing Diablo IV than Ryzen 9 7900X3D - $0.86 vs $1.3 per FPS
Advantages of AMD Ryzen 9 7900X3D
- Performs up to 244% better in Diablo IV than FX-8120 - 313 vs 91 FPS
- Consumes up to 4% less energy than AMD FX-8120 - 120 vs 125 Watts
- Can execute more multi-threaded tasks simultaneously than AMD FX-8120 - 24 vs 8 threads
- Works without a dedicated GPU, while AMD FX-8120 doesn't have integrated graphics
Diablo IV
Resolution
1920 x 1080
Game Graphics
Ultra
AMD FX-Series FX 8120 FX8120 FX-8120 3.1 GHz 95W Eight-Core CPU Processor FD8120WMW8KGU Socket AM3+
Buy for $78.02 on Amazon
In Stock
Updated 109 minutes ago
Ryzen 9 7900X3D
Desktop • Jan 4th, 2023
FPS
313
100%
Value, $/FPS
$1.3/FPS
66%
Price, $
$405.59
19%
FPS Winner
AMD Ryzen™ 9 7900X3D 12-Core, 24-Thread Desktop Processor
Buy for $405.59 on Amazon
In Stock
Updated 110 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
FX-8120
Desktop • Oct 12th, 2011
Ryzen 9 7900X3D
Desktop • Jan 4th, 2023
Geekbench 5 Benchmarks
AMD FX-8120 | vs | AMD Ryzen 9 7900X3D |
|---|---|---|
| Oct 12th, 2011 | Release Date | Jan 4th, 2023 |
| FX | Collection | Ryzen 9 |
| Zambezi | Codename | Raphael |
| AMD Socket AM3+ | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 8 | Cores | 12 |
| 8 | Threads | 24 |
| 3.1 GHz | Base Clock Speed | 4.4 GHz |
| 3.4 GHz | Turbo Clock Speed | 5.6 GHz |
| 125 W | TDP | 120 W |
| 32 nm | Process Size | 5 nm |
| 15.5x | Multiplier | 44.0x |
| None | Integrated Graphics | Radeon Graphics |
| Yes | Overclockable | Yes |
Builds Using FX-8120 or Ryzen 9 7900X3D
Diablo IV, 1920 x 1080, Ultra
215 FPS
$11.86/FPS
GeForce RTX 4070 Ti
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,549.99
In Stock
257 FPS
$12.06/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,099.99
In Stock
257 FPS
$12.45/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
64 GB, N/A Storage
Buy on Amazon
$3,199.99
In Stock
257 FPS
$12.18/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,129.99
In Stock
313 FPS
$11.88/FPS
GeForce RTX 4090
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,719.99
In Stock
257 FPS
$10.5/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,699
In Stock
244 FPS
$12.5/FPS
Radeon RX 7900 XT
Ryzen 9 7900X3D
32 GB, 6 TB HDD
Buy on Amazon
$3,049.99
In Stock
272 FPS
$11.03/FPS
Radeon RX 7900 XTX
Ryzen 9 7900X3D
32 GB, 1 TB SSD
Buy on Amazon
$2,999
In Stock
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