AMD Radeon RX 6900 XT vs NVIDIA GeForce GTX 1660
49.6Rasterization25.2
35.2Ray Tracing20
56.8Memoryspec-based32.8
71.6Efficiencyspec-based88.3
60.9Compute31.7
11 spec wins — AMD Radeon RX 6900 XT1 spec wins — NVIDIA GeForce GTX 1660
InnoReviews verdict
AMD Radeon RX 6900 XT wins this graphics card face-off, 52.8 to 35.7, pulling ahead mainly in compute (+29) and rasterization (+24). NVIDIA GeForce GTX 1660 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
- Stronger rasterization score: 50 vs 25
- Stronger Ray Tracing score: 35 vs 20
- Stronger compute score: 61 vs 32
- 275% higher 3DMark Time Spy: 20,300 vs 5,415
- 264% higher Shading units: 5,120 vs 1,408
Reasons to pick the NVIDIA GeForce GTX 1660
- 60% lower TDP: 120 W vs 300 W
- Lower launch price: $219 vs $999
General
| Spec | AMD Radeon RX 6900 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Announced | 2020 | 2019 |
| Architecture | RDNA 2 | Turing |
| Process | 7 nm+42% | 12 nm |
| TDP | 300 W | 120 W+60% |
| Power connector | 2x 8-pin | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6900 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Shading units | 5,120+264% | 1,408 |
| RT cores | 80 | 0 |
| Tensor / AI cores | — | 0 |
| Base clock | 1,825 MHz+19% | 1,530 MHz |
| Boost clock | 2,250 MHz+26% | 1,785 MHz |
Memory
| Spec | AMD Radeon RX 6900 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| VRAM | 16 GB+167% | 6 GB |
| VRAM type | GDDR6 | GDDR5 |
| Bus width | 256 bit+33% | 192 bit |
| Bandwidth | 512 GB/s+167% | 192 GB/s |
Benchmarks
| Spec | AMD Radeon RX 6900 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| 3DMark Time Spy | 20,300+275%Top 23% | 5,415Bottom 19% |
| 3DMark Speed Way | 3,850Top 50% | — |
| PassMark G3D | 26,100+125%Top 17% | 11,608Bottom 19% |
| 1080p Ultra | 160 fpsTop 32% | — |
| 1440p Ultra | 118 fpsTop 34% | — |
| 4K Ultra | 64 fpsTop 38% | — |
Features
| Spec | AMD Radeon RX 6900 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Upscaling | FSR 3 | — |
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