AMD Radeon RX 6900 XT vs AMD Radeon RX 7800 XT
46.3Rasterization45
35.6Ray Tracing36.4
56.8Memoryspec-based59.2
71.6Efficiencyspec-based78.4
61.7Compute56.8
7 spec wins — AMD Radeon RX 6900 XT6 spec wins — AMD Radeon RX 7800 XT
InnoReviews verdict
This one is close to a dead heat: AMD Radeon RX 6900 XT scores 51.8 against 52.2 for AMD Radeon RX 7800 XT. Pick by the categories that matter to you — AMD Radeon RX 7800 XT edges ahead in Ray Tracing, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 6900 XT
- Stronger compute score: 62 vs 57
- 33% higher Shading units: 5,120 vs 3,840
- 33% higher RT cores: 80 vs 60
Reasons to pick the AMD Radeon RX 7800 XT
- 29% lower process: 5 nm vs 7 nm
- 22% higher bandwidth: 624 GB/s vs 512 GB/s
- 12% lower TDP: 263 W vs 300 W
- Lower launch price: $499 vs $999
General
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Announced | 2020 | 2023 |
| Architecture | RDNA 2 | RDNA 3 |
| Process | 7 nm | 5 nm+29% |
| TDP | 300 W | 263 W+12% |
| Power connector | 2x 8-pin | 2x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Shading units | 5,120+33% | 3,840 |
| RT cores | 80+33% | 60 |
| Tensor / AI cores | — | 120 |
| Base clock | 1,825 MHz | — |
| Boost clock | 2,250 MHz | 2,430 MHz+8% |
Memory
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| VRAM | 16 GB | 16 GB |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 256 bit | 256 bit |
| Bandwidth | 512 GB/s | 624 GB/s+22% |
Benchmarks
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| 3DMark Time Spy | 20,816+4%Top 23% | 20,098Top 24% |
| 3DMark Speed Way | 3,921Top 41% | 4,069+4%Top 39% |
| PassMark G3D | 26,639+9%Top 23% | 24,469Top 29% |
| 1080p Ultra | 126 fps+4%Top 43% | 121 fpsTop 50% |
| 1440p Ultra | 95 fps+5%Top 43% | 90 fpsTop 48% |
| 4K Ultra | 55 fps+5%Top 45% | 52 fpsTop 48% |
Features
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
Related comparisons
AMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 3080VSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 5060 Ti 16GBVSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 4070VSAMD Radeon RX 6900 XTvs AMD Radeon RX 6950 XTVSAMD Radeon RX 7800 XTvs NVIDIA GeForce RTX 4070VSAMD Radeon RX 7800 XTvs AMD Radeon RX 6950 XTVSAMD Radeon RX 7800 XTvs NVIDIA RTX A5500VSAMD Radeon RX 7800 XTvs NVIDIA GeForce RTX 3080VS