AMD Radeon RX 6600 XT vs AMD Radeon RX 6900 XT
32.6Rasterization49.6
24.5Ray Tracing35.2
38.7Memoryspec-based56.8
88.9Efficiencyspec-based71.6
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 rasterization (+17). 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
- 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 compute score: 61 vs 41
- 150% higher Shading units: 5,120 vs 2,048
- 150% higher RT cores: 80 vs 32
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 | 10,200Bottom 40% | 20,300+99%Top 22% |
| 3DMark Speed Way | 1,850Bottom 8% | 3,850+108%Top 50% |
| PassMark G3D | 16,000Bottom 41% | 26,100+63%Top 16% |
| 1080p Ultra | 88 fpsBottom 19% | 160 fps+82%Top 32% |
| 1440p Ultra | 62 fpsBottom 17% | 118 fps+90%Top 34% |
| 4K Ultra | 31 fpsBottom 17% | 64 fps+106%Top 38% |
Features
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
Related comparisons
AMD 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 3060VSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 4060 Ti 16GBVSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 4070VSAMD Radeon RX 6900 XTvs AMD Radeon RX 6950 XTVSAMD Radeon RX 6900 XTvs AMD Radeon RX 7800 XTVS