Aggregate performance score
We've compared Arc B580 and Radeon R9 390X, covering specs and all relevant benchmarks.
Arc B580 outperforms Radeon R9 390X by a significant 244% based on our aggregate benchmark results.
Summary
We compared two graphics cards: the Arc B580 with 12GB VRAM (Xe-HPG architecture), against the Radeon R9 390X with 8GB VRAM. The Arc B580 offers significantly better value for money with a 88% higher value score. The Arc B580 is more power-efficient, consuming 190W compared to 275W. 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 R9 390X
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 R9 390X |
|---|---|---|
| Architecture | Xe-HPG | N/A |
| VRAM Size | 12 GB | 8 GB |
| TDP | 190W | 275W |
| Current Price | $249 New • Amazon | $136 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 Arc B580 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. Budget-conscious buyers will appreciate the Radeon R9 390X's lower 136 price point. Both graphics cards have their strengths, so choose based on your specific gaming needs, budget constraints, and performance requirements.