AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1660
32.6Rasterization25.2
24.5Ray Tracing20
38.7Memoryspec-based32.8
88.9Efficiencyspec-based88.3
40.5Compute31.7
10 spec wins — AMD Radeon RX 6600 XT2 spec wins — NVIDIA GeForce GTX 1660
InnoReviews verdict
AMD Radeon RX 6600 XT wins this graphics card face-off, 41.5 to 35.7, pulling ahead mainly in compute (+9) and rasterization (+7). 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 6600 XT
- Stronger rasterization score: 33 vs 25
- Stronger Ray Tracing score: 25 vs 20
- Stronger compute score: 41 vs 32
- 88% higher 3DMark Time Spy: 10,200 vs 5,415
- 45% higher Shading units: 2,048 vs 1,408
Reasons to pick the NVIDIA GeForce GTX 1660
- 50% higher Bus width: 192 bit vs 128 bit
- 25% lower TDP: 120 W vs 160 W
- Lower launch price: $219 vs $379
General
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Announced | 2021 | 2019 |
| Architecture | RDNA 2 | Turing |
| Process | 7 nm+42% | 12 nm |
| TDP | 160 W | 120 W+25% |
| Power connector | 1x 8-pin | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Shading units | 2,048+45% | 1,408 |
| RT cores | 32 | 0 |
| Tensor / AI cores | — | 0 |
| Base clock | 1,968 MHz+29% | 1,530 MHz |
| Boost clock | 2,589 MHz+45% | 1,785 MHz |
Memory
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| VRAM | 8 GB+33% | 6 GB |
| VRAM type | GDDR6 | GDDR5 |
| Bus width | 128 bit | 192 bit+50% |
| Bandwidth | 256 GB/s+33% | 192 GB/s |
Benchmarks
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| 3DMark Time Spy | 10,200+88%Bottom 39% | 5,415Bottom 19% |
| 3DMark Speed Way | 1,850Bottom 8% | — |
| PassMark G3D | 16,000+38%Bottom 42% | 11,608Bottom 19% |
| 1080p Ultra | 88 fpsBottom 19% | — |
| 1440p Ultra | 62 fpsBottom 17% | — |
| 4K Ultra | 31 fpsBottom 17% | — |
Features
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Upscaling | 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 3060VSNVIDIA GeForce GTX 1660vs AMD Radeon RX 5500 XTVSNVIDIA GeForce GTX 1660vs NVIDIA GeForce GTX 1660 SuperVSNVIDIA GeForce GTX 1660vs NVIDIA GeForce GTX 1070VSNVIDIA GeForce GTX 1660vs NVIDIA GeForce GTX 1070 TiVS