GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the Arc A770 comes out noticeably faster — about 17% ahead of the Arc B580. But the Arc B580 is the better value, undercutting it by $150 for the performance you get.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Arc A770 vs Arc B580: In-Depth Breakdown
Performance: Arc A770 vs Arc B580
The Arc A770 is noticeably faster, around 17% ahead of the Arc B580. That gap is enough to move it up a tier: the Arc A770 is comfortable at 1440p, while the Arc B580 is better matched to 1080p.
Price & Value
The Arc B580 currently lists from $400, $150 less than the Arc A770 at $550. Despite being slower, the Arc B580 offers the better performance-per-dollar (~18% better value), so budget-focused buyers should weigh it carefully. The Arc B580 still sits about $152 above its $248 MSRP. The Arc A770 still sits about $221 above its $329 MSRP.
Power & Efficiency
At 190W against 225W, the Arc B580 is both the lower-power and the more efficient card, making it the easier build to cool and power.
VRAM & Future-Proofing
The Arc A770 carries 16GB versus 12GB on the Arc B580. The extra 4GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.
Generation & Longevity
The Arc B580 is roughly 2 years newer than the Arc A770, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Arc A770 or Arc B580?
Choose the Arc A770 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Arc B580 stretches your money further for only slightly lower performance.