The Radeon RX 6400 is the comparison's loser – it's at least 2x slower gaming GPU than the Arc B580 and it's also a much worse value for money, as it's only CA$345.60 cheaper!
Advantages of the Radeon RX 6400
- Up to 58% cheaper – CA$252.40 vs CA$598.00
- Consumes up to 72% less energy – 53 vs 190 Watts
Advantages of the Arc B580
- At least 2x faster GPU for gaming
- A better value for money for gaming
- Up to 200% more VRAM memory – 12 vs 4 GB
Radeon RX 6400 vs Arc B580 for Gaming
The GPU's performance in selected game and settings
Radeon RX 6400
Jan 19th, 2022
Average FPS
64
47%
Min 1% FPS
31
39%
Price, CA$
CA$252.4
100%
Value, CA$/FPS
CA$3.94/FPS
100%
Buy on Amazon
CA$252.40
In Stock
Buy on Amazon
CA$403.13
In Stock
Buy on Amazon
CA$398.64
In Stock
Arc B580
Jan 16th, 2025
Average FPS
135
100%
Min 1% FPS
80
100%
Price, CA$
CA$598
42%
Value, CA$/FPS
CA$4.42/FPS
89%
Radeon RX 6400 vs Arc B580 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
Add a Game
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Synthetic Benchmarks
The Radeon RX 6400 vs Arc B580 in synthetic GPU benchmarks
Performance Specifications
The Radeon RX 6400 vs Arc B580 in core GPU performance specifications
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%
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%
Specifications
Comparison of all specifications
Radeon RX 6400 | SpecificationsComparison of all specifications | Arc B580 |
|---|---|---|
| General | ||
| Jan 19th, 2022 | Release Date | Jan 16th, 2025 |
$159.00 | MSRP | $249.00 |
| Navi II | Generation | Battlemage |
Desktop | Segment | Desktop |
53 W | Power Consumption | 190 W |
| Memory | ||
| 4 GB | Memory Size | 12 GB |
| GDDR6 | Memory Type | GDDR6 |
| 64-bit | Memory Bus | 192-bit |
| 128 GB/s | Bandwidth | 456 GB/s |
| Theoretical Performance | ||
| 74.27 GPixel/s | Pixel Fillrate | 213.6 GPixel/s |
| 111.4 GTexel/s | Texture Fillrate | 427.2 GTexel/s |
| 3.565 TFLOPS | FP32 | 13.67 TFLOPS |
