AMD Radeon RX 6900 XT vs AMD Radeon RX 7900 GRE
46.3Rasterization48.1
35.6Ray Tracing38.3
56.8Memoryspec-based58.2
71.6Efficiencyspec-based78.7
61.7Compute63
1 spec wins — AMD Radeon RX 6900 XT11 spec wins — AMD Radeon RX 7900 GRE
InnoReviews verdict
AMD Radeon RX 7900 GRE wins this graphics card face-off, 54.5 to 51.8, pulling ahead mainly in Ray Tracing (+3) and rasterization (+2). 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
- 29% lower process: 5 nm vs 7 nm
- 13% lower TDP: 260 W vs 300 W
- 13% higher bandwidth: 576 GB/s vs 512 GB/s
- 13% higher 3DMark Speed Way: 4,431 vs 3,921
- 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 | 20,816Top 20% | 22,573+8%Top 16% |
| 3DMark Speed Way | 3,921Top 42% | 4,431+13%Top 33% |
| PassMark G3D | 26,639Top 22% | 27,458+3%Top 17% |
| 1080p Ultra | 126 fpsTop 43% | 133 fps+6%Top 40% |
| 1440p Ultra | 95 fpsTop 43% | 99 fps+5%Top 40% |
| 4K Ultra | 55 fpsTop 45% | 57 fps+4%Top 40% |
Features
| Spec | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 GRE |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
Related comparisons
AMD Radeon RX 6900 XTvs AMD Radeon RX 7800 XTVSAMD Radeon RX 6900 XTvs NVIDIA RTX A5000VSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 3080VSAMD Radeon RX 6900 XTvs NVIDIA GeForce RTX 5060 Ti 16GBVSAMD Radeon RX 7900 GREvs AMD Radeon RX 9070 GREVSAMD Radeon RX 7900 GREvs NVIDIA GeForce RTX 3080 TiVSAMD Radeon RX 7900 GREvs NVIDIA GeForce RTX 3090VSAMD Radeon RX 7900 GREvs NVIDIA GeForce RTX 4070 SuperVS