GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The Radeon RX 7900 XT is dramatically faster than the Arc A580, leading by roughly 145% in our performance index. It is also the stronger value pick here, so it's the easy recommendation if your budget allows.
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Radeon RX 7900 XT vs Arc A580: In-Depth Breakdown
Performance: Radeon RX 7900 XT vs Arc A580
The Radeon RX 7900 XT is dramatically faster, around 145% ahead of the Arc A580. That gap is enough to move it up a tier: the Radeon RX 7900 XT is comfortable at 4K with upscaling and native 1440p, while the Arc A580 is better matched to 1080p.
Price & Value
Right now the Arc A580 starts at $279 GBP against $633 GBP for the Radeon RX 7900 XT. Because it's both faster and competitively priced, the Radeon RX 7900 XT wins on performance-per-dollar by about 8%. The Arc A580 still sits about $100 GBP above its $179 GBP MSRP. The Radeon RX 7900 XT is trading below its $899 GBP MSRP — a genuine deal.
Power & Efficiency
The Arc A580 pulls less power (175W vs 300W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 7900 XT draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
VRAM & Future-Proofing
With 20GB against 8GB, the Radeon RX 7900 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the Arc A580's 8GB can fall short.
Features & Ecosystem
Beyond raw numbers, the Radeon RX 7900 XT brings AMD FSR upscaling and strong rasterization value, while the Arc A580 offers Intel XeSS upscaling and AV1 encoding. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: Radeon RX 7900 XT or Arc A580?
The Radeon RX 7900 XT is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Arc A580 if you find it at a steep discount.