Buy on Amazon
$370
In Stock
AvailabilityMSRP in USD: $499
Availability
MSRP in USD: $499
AvailabilityMSRP in USD: $122
Availability
MSRP in USD: $122
Key Differences
In short — Ryzen 9 3900X outperforms the cheaper FX-4300 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 3900X is 2448 days newer than the cheaper FX-4300.
Advantages of AMD Ryzen 9 3900X
- Performs up to 13% better in Assassin's Creed Valhalla than FX-4300 - 188 vs 167 FPS
- Can execute more multi-threaded tasks simultaneously than AMD FX-4300 - 24 vs 4 threads
Advantages of AMD FX-4300
- Up to 87% cheaper than Ryzen 9 3900X - $48.02 vs $370.0
- Consumes up to 10% less energy than AMD Ryzen 9 3900X - 95 vs 105 Watts
Assassin's Creed Valhalla
Resolution
1920 x 1080
Game Graphics
Ultra High
AMD Ryzen 9 3900X 12-core, 24-thread unlocked desktop processor with Wraith Prism LED Cooler
Buy for $370 on Amazon
In Stock
Updated 40 minutes ago
AMD FX-Series FX-4300 3.8 GHz 4 MB Cache Quad-Core CPU Processor FD4300WMW4MHK Socket AM3+
Buy for $48.02 on Amazon
In Stock
Updated 37 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Ryzen 9 3900X
Desktop • Jul 7th, 2019
FX-4300
Desktop • Oct 23rd, 2012
Geekbench 5 Benchmarks
AMD Ryzen 9 3900X | vs | AMD FX-4300 |
|---|---|---|
Jul 7th, 2019 | Release Date | Oct 23rd, 2012 |
| Ryzen 9 | Collection | FX |
| Matisse | Codename | Vishera |
| AMD Socket AM4 | Socket | AMD Socket AM3+ |
Desktop | Segment | Desktop |
12 | Cores | 4 |
24 | Threads | 4 |
| 3.8 GHz | Base Clock Speed | 3.8 GHz |
4.6 GHz | Turbo Clock Speed | 4.0 GHz |
| 105 W | TDP | 95 W |
7 nm | Process Size | 32 nm |
38.0x | Multiplier | 19.0x |
| None | Integrated Graphics | None |
| Yes | Overclockable | Yes |
Builds Using Ryzen 9 3900X or FX-4300
Assassin's Creed Valhalla, 1920 x 1080, Ultra High
123 FPS
$24.39/FPS
GeForce RTX 3090
Ryzen 9 3900X
24 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
93 FPS
$17.2/FPS
GeForce RTX 3070
Ryzen 9 3900X
16 GB, 500 GB SSD + 1 TB HDD
Buy on Amazon
$1,599.99
In Stock
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