GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Arc A580 is the clear winner, offering 33.6% better value than Radeon RX 7900 GRE.
The Radeon RX 7900 GRE is dramatically faster than the Arc A580, leading by roughly 169% in our performance index. The Arc A580, however, delivers more performance per dollar — $5,544 BRL cheaper.
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Radeon RX 7900 GRE vs Arc A580: In-Depth Breakdown
Performance: Radeon RX 7900 GRE vs Arc A580
The Radeon RX 7900 GRE is dramatically faster, around 169% ahead of the Arc A580. That gap is enough to move it up a tier: the Radeon RX 7900 GRE 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 $2,139 BRL against $7,683 BRL for the Radeon RX 7900 GRE. Despite being slower, the Arc A580 offers the better performance-per-dollar (~34% better value), so budget-focused buyers should weigh it carefully. The Arc A580 still sits about $1,960 BRL above its $179 BRL MSRP. The Radeon RX 7900 GRE still sits about $7,134 BRL above its $549 BRL MSRP.
Power & Efficiency
The Arc A580 pulls less power (175W vs 260W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 7900 GRE draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.
VRAM & Future-Proofing
With 16GB against 8GB, the Radeon RX 7900 GRE 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 GRE 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 GRE?
Choose the Radeon RX 7900 GRE if you want the most performance and can absorb the higher price. If you're optimizing for value, the Arc A580 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 7900 GRE better than the Arc A580?
Which is better for 4K gaming, the Arc A580 or the Radeon RX 7900 GRE?
Is the Radeon RX 7900 GRE worth the extra $5,544 BRL over the Arc A580?
Does the Radeon RX 7900 GRE have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX 7900 GRE |
|---|---|---|
| Architecture | Alchemist | RDNA 3 |
| Process Node | TSMC N6 | TSMC N5 |
| CUDA Cores (Shading Units / Stream Processors) | 3,072 | 5,120✓ |
| Ray Tracing Cores | 24 | 80✓ |
| Tensor / AI Cores | 384✓ | 160 |
Clock Speeds
| Specification | Arc A580 | Radeon RX 7900 GRE |
|---|---|---|
| Base Clock | 1,700 MHz✓ | 1,287 MHz |
| Boost Clock | 2,000 MHz | 2,245 MHz✓ |
Memory
| Specification | Arc A580 | Radeon RX 7900 GRE |
|---|---|---|
| VRAM Capacity | 8 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 16 Gbps | 18 Gbps✓ |
| Bandwidth | 512 GB/s | 576 GB/s✓ |
Connectivity & Power
| Specification | Arc A580 | Radeon RX 7900 GRE |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 175 W✓ | 260 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2023 | Feb 2024 |
