AMD Radeon RX 6900 XT vs AMD Radeon RX 7900 GRE
49.6Rasterization52.7
35.2Ray Tracing39.2
56.8Memoryspec-based58.2
71.6Efficiencyspec-based78.7
60.9Compute60.2
2 spec wins — AMD Radeon RX 6900 XT10 spec wins — AMD Radeon RX 7900 GRE
InnoReviews verdict
AMD Radeon RX 7900 GRE wins this graphics card face-off, 55.9 to 52.8, pulling ahead mainly in Ray Tracing (+4) and rasterization (+3). AMD Radeon RX 6900 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 6900 XT
No decisive spec advantages — this side competes on price and preference.
Reasons to pick the AMD Radeon RX 7900 GRE
- Stronger rasterization score: 53 vs 50
- Stronger Ray Tracing score: 39 vs 35
- 29% lower process: 5 nm vs 7 nm
- 19% higher 3DMark Speed Way: 4,600 vs 3,850
- 13% lower TDP: 260 W vs 300 W
- Lower launch price: $549 vs $999
General
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| Announced | 2020 | 2023 |
| Architecture | RDNA 2 | RDNA 3 |
| Process | 7 nm | 5 nm+29% |
| TDP | 300 W | 260 W+13% |
| Power connector | 2x 8-pin | 2x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| Shading units | 5,120 | 5,120 |
| RT cores | 80 | 80 |
| Tensor / AI cores | — | 160 |
| Base clock | 1,825 MHz | 1,880 MHz+3% |
| Boost clock | 2,250 MHz | 2,245 MHz |
Memory
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| VRAM | 16 GB | 16 GB |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 256 bit | 256 bit |
| Bandwidth | 512 GB/s | 576 GB/s+13% |
Benchmarks
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| 3DMark Time Spy | 20,300Top 23% | 22,700+12%Top 15% |
| 3DMark Speed Way | 3,850Top 50% | 4,600+19%Top 38% |
| PassMark G3D | 26,100+2%Top 17% | 25,600Top 19% |
| 1080p Ultra | 160 fpsTop 32% | 165 fps+3%Top 28% |
| 1440p Ultra | 118 fpsTop 34% | 124 fps+5%Top 26% |
| 4K Ultra | 64 fpsTop 38% | 70 fps+9%Top 23% |
Features
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
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