Buy on Amazon
£218.39
In Stock
Prices and StockMSRP $399
Prices and Stock
MSRP $399
Prices and Stock
Prices and Stock
All items are out of stock
Key Differences
In short — Ryzen 9 7945HX outperforms 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 7945HX is 1277 days newer than Ryzen 7 3800X.
Advantages of Ryzen 9 7945HX
- Performs up to 27% better in Cyberpunk 2077 than Ryzen 7 3800X - 104 vs 82 FPS
- Consumes up to 48% less energy than AMD Ryzen 7 3800X - 55 vs 105 Watts
- Can execute more multi-threaded tasks simultaneously than AMD Ryzen 7 3800X - 32 vs 16 threads
- Works without a dedicated GPU, while AMD Ryzen 7 3800X doesn't have integrated graphics
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Ryzen 7 3800X
Desktop • Jul 7th, 2019
FPS
82
79%
Value, £/FPS
£2.66/FPS
100%
Price, £
£218.39
100%
Value Winner
AMD Ryzen 7 3800X Processor (8C/16T, 36 MB Cache, 4.5 GHz Max Boost)
Buy for £218.39 on Amazon
In Stock
Updated 127 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Ryzen 7 3800X
Desktop • Jul 7th, 2019
Ryzen 9 7945HX
Mobile • Jan 4th, 2023
Geekbench 5 Benchmarks
Ryzen 7 3800X | vs | Ryzen 9 7945HX |
|---|---|---|
| Jul 7th, 2019 | Release Date | Jan 4th, 2023 |
| Ryzen 7 | Collection | Ryzen 9 |
| Matisse | Codename | Dragon Range |
| AMD Socket AM4 | Socket | AMD Socket FL1 |
Desktop | Segment | Mobile |
| 8 | Cores | 16 |
| 16 | Threads | 32 |
3.9 GHz | Base Clock Speed | 2.5 GHz |
| 4.5 GHz | Turbo Clock Speed | 5.4 GHz |
| 105 W | TDP | 55 W |
| 7 nm | Process Size | 5 nm |
39.0x | Multiplier | 25.0x |
| None | Integrated Graphics | Radeon 610M |
| Yes | Overclockable | Yes |
PCs Using Ryzen 7 3800X or Ryzen 9 7945HX
With selected game settings
18 FPS
£60/FPS
Radeon RX 7600
Ryzen 9 7945HX
32 GB, 1 TB SSD
Buy on Amazon
£1,079.99
In Stock
Laptops Using Ryzen 7 3800X or Ryzen 9 7945HX
With selected game settings
57 FPS
£91.23/FPS
GeForce RTX 4090 Mobile
Ryzen 9 7945HX
64 GB, 1.953125 TB SSD
Buy on Amazon
£5,200
In Stock
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£218.39
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Ryzen 7 7800X3D
£739.89
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£218.39
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£929.89
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Core i7-12700K
£208.31
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£218.39
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£343.97
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£218.39
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£126.6
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£218.39
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£218.39
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Ryzen 9 5950X
£292.49
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£218.39
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Core i5-12600KF
£169.39
Ryzen 7 3800X
£218.39
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Ryzen 9 5900X
£204.99
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£218.39
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£218.39
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Core i9-12900K
£345.84
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£218.39
vs
Ryzen 7 5700G
£139.99
Ryzen 7 3800X
£218.39
vs
Ryzen 7 5700X3D
£239.56
Ryzen 7 3800X
£218.39
vs
Ryzen 7 3700X
£354.25
Ryzen 7 3800X
£218.39
vs
Core i9-14900KF
Ryzen 7 3800X
£218.39
vs
Core i7-12700KF
£219
Ryzen 7 3800X
£218.39
vs
Core i9-14900K
£420.01
Ryzen 7 3800X
£218.39
vs
Core i7-13700K
£313.56
Ryzen 7 3800X
£218.39
vs
Core i7-14700KF
£326.35
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£218.39
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Core i9-12900KF
£257.02