Updated June 21, 2026
Compare Radeon RX 6600 vs Radeon RX Vega 64 side by side. See benchmark performance, live prices, value metrics, and full graphics card specs.
Verdict: The Radeon RX 6600 and Radeon RX Vega 64 are very closely matched in performance (20/100 vs 20/100). The Radeon RX Vega 64 costs $85 less ($90 vs $175). For value, the Radeon RX Vega 64 wins at $4.56/pt vs $8.92/pt.
PickGPU Score is a composite of Tom's Hardware raster and ray tracing benchmarks across all resolutions (70% raster / 30% ray tracing, weighted by Steam Hardware Survey data). Scaled so 100 = the best GPU currently in the dataset. Value ($/pt) = price divided by PickGPU Score — lower is better value.
| Spec | Radeon RX 6600 | Radeon RX Vega 64 |
|---|---|---|
| Architecture | RDNA 2.0 | GCN 5.0 |
| Generation | Navi II (RX 6000) | Vega |
| VRAM | 8.0 | 8.0 |
| Boost Clock | 2491.0 | 1546.0 |
| TDP | 132.0 | 295.0 |
| MSRP | 329.0 | 499.0 |
| 1080p Medium FPS | 64.1 FPS | N/A |
| 1080p Ultra FPS | 37.2 FPS | N/A |
| 1440p Ultra FPS | 24.1 FPS | N/A |
| 4K Ultra FPS | 12.2 FPS | N/A |
| 1080p Medium RT FPS | 48.6 FPS | N/A |
| 1080p Ultra RT FPS | 27.5 FPS | N/A |
| 1440p Ultra RT FPS | 14.5 FPS | N/A |
| 4K Ultra RT FPS | 7.0 FPS | N/A |
| PickGPU Score | 20/100 | 20/100 |
| Value ($/pt) | $8.92/pt | $4.56/pt |
| Lowest Price | $175.00 | $90.00 |
| Buy | Buy on eBay | Buy on eBay |
View Radeon RX Vega 64 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 |