The Arc B580 is a clear winner – it's at least 2x faster gaming GPU than the Radeon RX 6400 and it's also a much better value for money, as it's only £154.95 more expensive!
Advantages of the Arc B580
- At least 2x faster GPU for gaming
- A much better value for money for gaming
- Up to 200% more VRAM memory – 12 vs 4 GB
Advantages of the Radeon RX 6400
- Up to 47% cheaper – £175.00 vs £329.95
- Consumes up to 72% less energy – 53 vs 190 Watts
Arc B580 vs Radeon RX 6400 for Gaming
The GPU's performance in selected game and settings
Buy on Amazon
£329.95
In Stock
Buy on Amazon
£308.70
In Stock
Buy on Amazon
£325.80
In Stock
Buy on Amazon
£175.00
In Stock
Buy on Amazon
£217.12
In Stock
Arc B580 vs Radeon RX 6400 in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Arc B580 vs Radeon RX 6400 in synthetic GPU benchmarks
Performance Specifications
The Arc B580 vs Radeon RX 6400 in core GPU performance specifications
Arc B580
Jan 16th, 2025
Memory
12 GB
100%
Memory Bandwidth
456 GB/s
100%
Pixel Fillrate
213.6 GPixel/s
100%
Texture Fillrate
427.2 GTexel/s
100%
FP32
13.67 TFLOPS
100%
Radeon RX 6400
Jan 19th, 2022
Memory
4 GB
33%
Memory Bandwidth
128 GB/s
28%
Pixel Fillrate
74.27 GPixel/s
35%
Texture Fillrate
111.4 GTexel/s
26%
FP32
3.565 TFLOPS
26%
Specifications
Comparison of all specifications
Arc B580 | SpecificationsComparison of all specifications | Radeon RX 6400 |
|---|---|---|
| General | ||
Jan 16th, 2025 | Release Date | Jan 19th, 2022 |
| $249.00 | MSRP | $159.00 |
| Battlemage | Generation | Navi II |
Desktop | Segment | Desktop |
| 190 W | Power Consumption | 53 W |
| Memory | ||
12 GB | Memory Size | 4 GB |
| GDDR6 | Memory Type | GDDR6 |
| 192-bit | Memory Bus | 64-bit |
456 GB/s | Bandwidth | 128 GB/s |
| Theoretical Performance | ||
213.6 GPixel/s | Pixel Fillrate | 74.27 GPixel/s |
427.2 GTexel/s | Texture Fillrate | 111.4 GTexel/s |
13.67 TFLOPS | FP32 | 3.565 TFLOPS |
