Aggregate performance score
We've compared Arc B580 and Radeon RX 6400, covering specs and all relevant benchmarks.
Arc B580 outperforms Radeon RX 6400 by a significant 305% based on our aggregate benchmark results.
Summary
We compared two graphics cards: the Arc B580 with 12GB VRAM (Xe-HPG architecture), against the Radeon RX 6400 with 4GB VRAM (RDNA 2 architecture). The Arc B580 offers significantly better value for money with a 225% higher value score. The Radeon RX 6400 is more power-efficient, consuming 53W compared to 190W. On this page, you will find detailed benchmark comparisons, technical specifications, value score analysis, and key differences to help you choose the right graphics card for your needs and budget.
Key Differences
An overview of the main advantages of each graphics card
Reasons to consider the Arc B580
Reasons to consider the Radeon RX 6400
Value Score Comparison
Price-to-performance value analysis
Benchmarks
Performance comparison across 1 common benchmarks
3DMark synthetic
Technical Specifications
Side-by-side hardware comparison
| Specification | Arc B580 | Radeon RX 6400 |
|---|---|---|
| Architecture | Xe-HPG | RDNA 2 |
| VRAM Size | 12 GB | 4 GB |
| TDP | 190W | 53W |
| Current Price | $249 New • Amazon | $200 New • Amazon |
Conclusion
If value for money and price-to-performance ratio are your top priorities, then choose the Arc B580. But if raw gaming performance and future-proofing are more important – go for the Arc B580. For energy efficiency and lower power consumption, the Radeon RX 6400 is the better choice. If you plan to game at higher resolutions or use VRAM-intensive applications, the Arc B580 with 12GB VRAM provides more headroom. Both graphics cards have their strengths, so choose based on your specific gaming needs, budget constraints, and performance requirements.