Arc B580 vs RX 6900 XT
Full specification comparison between the Intel Arc B580 (2024) and the AMD Radeon RX 6900 XT (2020).
Arc B580
Intel Mid-range
- ✓ Lower power draw (190 W vs 300 W)
- ✓ Cheaper at launch ($249 vs $999)
- ✓ Newer (2024 vs 2020)
- ✓ Better performance per dollar
RX 6900 XT
AMD High-end
- ✓ ~60% faster on average
- ✓ More VRAM (16 GB vs 12 GB)
- ✓ Wider memory bus (256-bit vs 192-bit)
- ✓ More power-efficient
Verdict: The RX 6900 XT is roughly 60% faster than the Arc B580 on average — a clear, noticeable performance advantage.
The RX 6900 XT also carries more video memory (16 GB vs 12 GB), which matters for high-resolution textures, modern AAA titles and future-proofing.
At launch pricing, the Arc B580 offers more performance per dollar, and the RX 6900 XT is the more power-efficient chip.
Estimated performance
Estimated average 1440p raster gaming performance compiled from publicly available benchmark data. Individual games vary.
Specs side by side
| Specification | Arc B580 | RX 6900 XT |
|---|---|---|
| Architecture | Battlemage | RDNA 2 |
| Release year | 2024 | 2020 |
| Est. performance | ||
| Shading units | ||
| Boost clock | ||
| FP32 compute | ||
| VRAM | ||
| Memory type | GDDR6 | GDDR6 |
| Memory bus | ||
| Board power | ||
| Launch MSRP |
Green bars mark the better value in each row (for power and price, lower wins).
Frequently asked questions
Is the RX 6900 XT better than the Arc B580?
Yes — based on aggregated benchmark data, the RX 6900 XT is about 60% faster than the Arc B580 on average.
How much faster is the RX 6900 XT than the Arc B580?
Roughly 60% on average in raster gaming workloads. The gap varies by title, resolution and settings.
Which graphics card is better value?
Comparing launch prices, the Arc B580 delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.