Radeon RX 580 vs Radeon RX Vega 56
On raw speed the Radeon RX Vega 56 comes out dramatically faster — about 100% ahead of the Radeon RX 580. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.
Market Value Leader
Radeon RX Vega 56 is the clear winner, offering 693.8% better value than Radeon RX 580.
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Comparable or lower specs
Radeon RX Vega 56 vs Radeon RX 580: In-Depth Breakdown
Performance: Radeon RX Vega 56 vs Radeon RX 580
The Radeon RX Vega 56 is dramatically faster, around 100% ahead of the Radeon RX 580. Both cards sit in the same broad class, well suited to entry-level 1080p. The Radeon RX Vega 56 packs 3,584 stream processors versus 2,304 on the Radeon RX 580.
Price & Value
The Radeon RX Vega 56 currently lists from $27 EUR, $81 EUR less than the Radeon RX 580 at $108 EUR. Because it's both faster and competitively priced, the Radeon RX Vega 56 wins on performance-per-dollar by about 694%. The Radeon RX Vega 56 is trading below its $399 EUR MSRP — a genuine deal. The Radeon RX 580 is trading below its $229 EUR MSRP — a genuine deal.
Power & Efficiency
On power, the Radeon RX 580 is the gentler choice at 185W versus 210W. The Radeon RX Vega 56 is more efficient per watt because it's faster, but its higher 210W draw means more heat and a bigger PSU.
Memory & Bandwidth
The Radeon RX Vega 56's memory is faster — 410 GB/s versus 256 GB/s (2048-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 580 or Radeon RX Vega 56?
The Radeon RX Vega 56 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 580 if you find it at a steep discount.
Frequently Asked Questions
Is the Radeon RX Vega 56 better than the Radeon RX 580?
Which is better for 4K gaming, the Radeon RX 580 or the Radeon RX Vega 56?
Is the Radeon RX 580 worth the extra $81 EUR over the Radeon RX Vega 56?
Which should you buy: Radeon RX 580 or Radeon RX Vega 56?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 580 | Radeon RX Vega 56 |
|---|---|---|
| Architecture | GCN 4.0 (Polaris) | GCN 5.0 (Vega) |
| Process Node | GloFo 14nm | GloFo 14nm |
| CUDA Cores (Stream Processors / Stream Processors) | 2,304 | 3,584✓ |
Clock Speeds
| Specification | Radeon RX 580 | Radeon RX Vega 56 |
|---|---|---|
| Base Clock | 1,257 MHz✓ | 1,156 MHz |
| Boost Clock | 1,340 MHz | 1,471 MHz✓ |
Memory
| Specification | Radeon RX 580 | Radeon RX Vega 56 |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR5 | HBM2 |
| Memory Bus | 256-bit | 2048-bit✓ |
| Memory Speed | 8 Gbps✓ | 1.6 Gbps |
| Bandwidth | 256 GB/s | 409.6 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 580 | Radeon RX Vega 56 |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| TDP | 185 W✓ | 210 W |
| Power Connectors | 1x 8-pin | 2x 8-pin |
| Released | Apr 2017 | Aug 2017 |
