AMD Radeon RX 6600 XT vs AMD Radeon RX 6900 XT
32.6Rasterization49.6
24.5Ray Tracing35.2
38.7Memory56.8
88.9Efficiency71.6
40.5Compute60.9
4 spec wins — AMD Radeon RX 6600 XT11 spec wins — AMD Radeon RX 6900 XT
InnoReviews verdict
AMD Radeon RX 6900 XT wins this graphics card face-off, 52.8 to 41.5, pulling ahead mainly in compute (+20) and memory (+18). AMD Radeon RX 6600 XT 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 6600 XT
- Stronger efficiency score: 89 vs 72
- 47% lower TDP: 160 W vs 300 W
- 15% higher Boost clock: 2,589 MHz vs 2,250 MHz
- Lower launch price: $379 vs $999
Reasons to pick the AMD Radeon RX 6900 XT
- Stronger rasterization score: 50 vs 33
- Stronger Ray Tracing score: 35 vs 25
- Stronger memory score: 57 vs 39
- Stronger compute score: 61 vs 41
- 150% higher Shading units: 5,120 vs 2,048
General
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| Announced | 2021 | 2020 |
| Architecture | RDNA 2 | RDNA 2 |
| Process | 7 nm | 7 nm |
| TDP | 160 W+47% | 300 W |
| Power connector | 1x 8-pin | 2x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| Shading units | 2,048 | 5,120+150% |
| RT cores | 32 | 80+150% |
| Base clock | 1,968 MHz+8% | 1,825 MHz |
| Boost clock | 2,589 MHz+15% | 2,250 MHz |
Memory
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| VRAM | 8 GB | 16 GB+100% |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 128 bit | 256 bit+100% |
| Bandwidth | 256 GB/s | 512 GB/s+100% |
Benchmarks
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| 3DMark Time Spy | 10,200Top 82% | 20,300+99%Top 34% |
| 3DMark Speed Way | 1,850Top 94% | 3,850+108%Top 50% |
| PassMark G3D | 16,000Top 70% | 26,100+63%Top 24% |
| 1080p Ultra | 88 fpsTop 80% | 160 fps+82%Top 34% |
| 1440p Ultra | 62 fpsTop 82% | 118 fps+90%Top 36% |
| 4K Ultra | 31 fpsTop 84% | 64 fps+106%Top 40% |
Features
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
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