Updated July 28, 2026
Compare Radeon RX 580 8GB vs Radeon RX 590 side by side. See benchmark performance, live prices, value metrics, and full graphics card specs.
Verdict: The Radeon RX 580 8GB and Radeon RX 590 are very closely matched in performance (17.7/100 vs 18.0/100). The Radeon RX 580 8GB costs $25 less ($50 vs $75). For value, the Radeon RX 580 8GB wins at $2.83/pt vs $4.16/pt.
PickGPU Score is a composite of Tom's Hardware raster and ray tracing benchmarks across all resolutions (70% raster / 30% ray tracing, weighted by Steam Hardware Survey data). Scaled so 100 = the best GPU currently in the dataset. Value ($/pt) = price divided by PickGPU Score — lower is better value.
| Spec | Radeon RX 580 8GB | Radeon RX 590 |
|---|---|---|
| Architecture | GCN 4.0 | GCN 4.0 |
| Generation | Polaris (RX 500) | Polaris (RX 500) |
| VRAM | 8.0 | 8.0 |
| Boost Clock | 1340.0 | 1545.0 |
| TDP | 185.0 | 225.0 |
| MSRP | 229.0 | 279.0 |
| 1080p Medium FPS | N/A | N/A |
| 1080p Ultra FPS | N/A | N/A |
| 1440p Ultra FPS | N/A | N/A |
| 4K Ultra FPS | N/A | N/A |
| 1080p Medium RT FPS | N/A | N/A |
| 1080p Ultra RT FPS | N/A | N/A |
| 1440p Ultra RT FPS | N/A | N/A |
| 4K Ultra RT FPS | N/A | N/A |
| PickGPU Score | 17.7/100 | 18.0/100 |
| Value ($/pt) | $2.83/pt | $4.16/pt |
| Lowest Price | $50.00 | $74.99 |
| Buy | Buy on eBay | Buy on eBay |
View Radeon RX 580 8GB details
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| Parameter | Values | Default |
|---|---|---|
condition | New · All | All (new + used) |
performanceColumn | pickGpuPerformanceScore, or {current|legacy|normalized}_{1080pMediumFps|1080pUltraFps|1440pUltraFps|4KUltraFps|rt1080pMediumFps|rt1080pUltraFps|rt1440pUltraFps|rt4KUltraFps} | pickGpuPerformanceScore |