GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Arc A580 is available. Benchmarks for other models are currently being processed.
The Radeon RX 7900 XT is dramatically faster than the Arc A580, leading by roughly 213% in our performance index.
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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 213% 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.
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 Arc A580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 7900 XT 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 XT?
The Radeon RX 7900 XT is the faster card by about 213%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 7900 XT better than the Arc A580?
Which is better for 4K gaming, the Arc A580 or the Radeon RX 7900 XT?
Does the Radeon RX 7900 XT have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX 7900 XT |
|---|---|---|
| Architecture | Alchemist | RDNA 3 |
| Process Node | TSMC N6 | TSMC N5 |
| CUDA Cores (Shading Units / Stream Processors) | 3,072 | 5,376✓ |
| Ray Tracing Cores | 24 | 84✓ |
| Tensor / AI Cores | 384✓ | 168 |
Clock Speeds
| Specification | Arc A580 | Radeon RX 7900 XT |
|---|---|---|
| Base Clock | 1,700 MHz✓ | 1,500 MHz |
| Boost Clock | 2,000 MHz | 2,400 MHz✓ |
Memory
| Specification | Arc A580 | Radeon RX 7900 XT |
|---|---|---|
| VRAM Capacity | 8 GB | 20 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 320-bit✓ |
| Memory Speed | 16 Gbps | 20 Gbps✓ |
| Bandwidth | 512 GB/s | 800 GB/s✓ |
Connectivity & Power
| Specification | Arc A580 | Radeon RX 7900 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 175 W✓ | 300 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?
Best for: The 4K Texture Modder & Raw Power Enthusiast
Modded Skyrim and Starfield at 4K can exceed 18GB of VRAM usage. Discover why the 7900 XT's 20GB buffer is a necessity.
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?