GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Radeon RX 7900 XTX is the clear winner, offering 4070.6% better value than Arc A580.
The Radeon RX 7900 XTX is dramatically faster than the Arc A580, leading by roughly 250% 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 XTX vs Arc A580: In-Depth Breakdown
Performance: Radeon RX 7900 XTX vs Arc A580
The Radeon RX 7900 XTX is dramatically faster, around 250% ahead of the Arc A580. That gap is enough to move it up a tier: the Radeon RX 7900 XTX is comfortable at 4K with upscaling and native 1440p, while the Arc A580 is better matched to 1080p.
Price & Value
Right now the Radeon RX 7900 XTX starts at $180 BRL against $2,139 BRL for the Arc A580. Because it's both faster and competitively priced, the Radeon RX 7900 XTX wins on performance-per-dollar by about 4071%. The Radeon RX 7900 XTX is trading below its $999 BRL MSRP — a genuine deal. The Arc A580 still sits about $1,960 BRL above its $179 BRL MSRP.
Power & Efficiency
The Arc A580 pulls less power (175W vs 355W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 7900 XTX draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
VRAM & Future-Proofing
With 24GB against 8GB, the Radeon RX 7900 XTX 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 Arc A580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 7900 XTX offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: Arc A580 or Radeon RX 7900 XTX?
The Radeon RX 7900 XTX 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.
Frequently Asked Questions
Is the Radeon RX 7900 XTX better than the Arc A580?
Which is better for 4K gaming, the Arc A580 or the Radeon RX 7900 XTX?
Is the Arc A580 worth the extra $1,960 BRL over the Radeon RX 7900 XTX?
Does the Radeon RX 7900 XTX have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX 7900 XTX |
|---|---|---|
| Architecture | Alchemist | RDNA 3 |
| Process Node | TSMC N6 | TSMC N5 |
| CUDA Cores (Shading Units / Stream Processors) | 3,072 | 6,144✓ |
| Ray Tracing Cores | 24 | 96✓ |
| Tensor / AI Cores | 384✓ | 192 |
Clock Speeds
| Specification | Arc A580 | Radeon RX 7900 XTX |
|---|---|---|
| Base Clock | 1,700 MHz | 1,900 MHz✓ |
| Boost Clock | 2,000 MHz | 2,500 MHz✓ |
Memory
| Specification | Arc A580 | Radeon RX 7900 XTX |
|---|---|---|
| VRAM Capacity | 8 GB | 24 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 384-bit✓ |
| Memory Speed | 16 Gbps | 20 Gbps✓ |
| Bandwidth | 512 GB/s | 960 GB/s✓ |
Connectivity & Power
| Specification | Arc A580 | Radeon RX 7900 XTX |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 175 W✓ | 355 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2023 | Nov 2022 |
Related Reading
Intel Arc A580: The Reality of Budget Gaming in 2026
Between aggressive price cuts and the arrival of the Battlemage generation, is the Arc A580 still a realistic choice for 1080p gaming?
The 20GB Value King: AMD Radeon RX 7900 XT Review
With its massive 20GB VRAM and aggressive price cuts, the Radeon RX 7900 XT is a high-end 4K contender that refuses to age. Is it still worth it today?