GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for Arc A580 and Radeon RX Vega 56.
The Arc A580 is significantly faster than the Radeon RX Vega 56, leading by roughly 33% 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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Arc A580 vs Radeon RX Vega 56: In-Depth Breakdown
Performance: Arc A580 vs Radeon RX Vega 56
The Arc A580 is significantly faster, around 33% ahead of the Radeon RX Vega 56. That gap is enough to move it up a tier: the Arc A580 is comfortable at 1080p, while the Radeon RX Vega 56 is better matched to entry-level 1080p.
Price & Value
Right now the Arc A580 starts at $37,378 JPY against $90,076 JPY for the Radeon RX Vega 56. Because it's both faster and competitively priced, the Arc A580 wins on performance-per-dollar by about 221%. The Arc A580 still sits about $37,199 JPY above its $179 JPY MSRP. The Radeon RX Vega 56 still sits about $89,677 JPY above its $399 JPY MSRP.
Power & Efficiency
The Arc A580 draws just 175W versus 210W for the Radeon RX Vega 56, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Alchemist architecture on a TSMC N6 process is part of why it does more with each watt.
Generation & Longevity
The Arc A580 is roughly 6 years newer than the Radeon RX Vega 56 (Alchemist vs GCN 5.0 (Vega)), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the Arc A580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX Vega 56 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 Vega 56?
The Arc A580 is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon RX Vega 56 if you find it at a steep discount.
Frequently Asked Questions
Is the Arc A580 better than the Radeon RX Vega 56?
Which is better for 4K gaming, the Arc A580 or the Radeon RX Vega 56?
Is the Radeon RX Vega 56 worth the extra $52,698 JPY over the Arc A580?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX Vega 56 |
|---|---|---|
| Architecture | Alchemist | GCN 5.0 (Vega) |
| Process Node | TSMC N6 | GloFo 14nm |
| CUDA Cores (Shading Units / Stream Processors) | 3,072 | 3,584✓ |
| Ray Tracing Cores | 24 | — |
| Tensor / AI Cores | 384 | — |
Clock Speeds
| Specification | Arc A580 | Radeon RX Vega 56 |
|---|---|---|
| Base Clock | 1,700 MHz✓ | 1,156 MHz |
| Boost Clock | 2,000 MHz✓ | 1,471 MHz |
Memory
| Specification | Arc A580 | Radeon RX Vega 56 |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | HBM2 |
| Memory Bus | 256-bit | 2048-bit✓ |
| Memory Speed | 16 Gbps✓ | 1.6 Gbps |
| Bandwidth | 512 GB/s✓ | 409.6 GB/s |
Connectivity & Power
| Specification | Arc A580 | Radeon RX Vega 56 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| TDP | 175 W✓ | 210 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2023 | Aug 2017 |
