AMD Radeon RX 580 vs AMD Radeon RX 6600 XT
23.2Rasterization32.6
20Ray Tracing24.5
38.7Memory38.7
78Efficiency88.9
30.1Compute40.5
2 spec wins — AMD Radeon RX 58010 spec wins — AMD Radeon RX 6600 XT
InnoReviews verdict
AMD Radeon RX 6600 XT wins this graphics card face-off, 41.5 to 34.1, pulling ahead mainly in efficiency (+11) and compute (+10). AMD Radeon RX 580 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 580
- 100% higher Bus width: 256 bit vs 128 bit
- 13% higher Shading units: 2,304 vs 2,048
- Lower launch price: $229 vs $379
Reasons to pick the AMD Radeon RX 6600 XT
- Stronger rasterization score: 33 vs 23
- Stronger Ray Tracing score: 25 vs 20
- Stronger efficiency score: 89 vs 78
- Stronger compute score: 41 vs 30
- 132% higher 3DMark Time Spy: 10,200 vs 4,400
General
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6600 XT |
|---|---|---|
| Announced | 2017 | 2021 |
| Architecture | GCN 4.0 (Polaris) | RDNA 2 |
| Process | 14 nm | 7 nm+50% |
| TDP | 185 W | 160 W+14% |
| Power connector | 1x 8-pin | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6600 XT |
|---|---|---|
| Shading units | 2,304+13% | 2,048 |
| RT cores | — | 32 |
| Base clock | 1,257 MHz | 1,968 MHz+57% |
| Boost clock | 1,340 MHz | 2,589 MHz+93% |
Memory
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6600 XT |
|---|---|---|
| VRAM | 8 GB | 8 GB |
| VRAM type | GDDR5 | GDDR6 |
| Bus width | 256 bit+100% | 128 bit |
| Bandwidth | 256 GB/s | 256 GB/s |
Benchmarks
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6600 XT |
|---|---|---|
| 3DMark Time Spy | 4,400 | 10,200+132% |
| 3DMark Speed Way | — | 1,850 |
| PassMark G3D | 8,600 | 16,000+86% |
| 1080p Ultra | 40 fps | 88 fps+120% |
| 1440p Ultra | 28 fps | 62 fps+121% |
| 4K Ultra | 14 fps | 31 fps+121% |
Features
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6600 XT |
|---|---|---|
| Upscaling | FSR 2 (game-side) | FSR 3 |
Related comparisons
AMD Radeon RX 580vs NVIDIA GeForce GTX 1650VSAMD Radeon RX 580vs NVIDIA GeForce GTX 1660 SuperVSAMD Radeon RX 580vs NVIDIA GeForce RTX 3050VSAMD Radeon RX 580vs NVIDIA GeForce RTX 2060VSAMD Radeon RX 6600 XTvs NVIDIA GeForce RTX 2070 SuperVSAMD Radeon RX 6600 XTvs Intel Arc A750VSAMD Radeon RX 6600 XTvs AMD Radeon RX 6650 XTVSAMD Radeon RX 6600 XTvs NVIDIA GeForce RTX 3060VS