AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1660 Ti
32.6Rasterization26.4
24.5Ray Tracing20
38.7Memoryspec-based37.9
88.9Efficiencyspec-based88.3
40.5Compute33.7
9 spec wins — AMD Radeon RX 6600 XT3 spec wins — NVIDIA GeForce GTX 1660 Ti
InnoReviews verdict
AMD Radeon RX 6600 XT wins this graphics card face-off, 41.5 to 37.2, pulling ahead mainly in compute (+7) and rasterization (+6). NVIDIA GeForce GTX 1660 Ti 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 26
- Stronger Ray Tracing score: 25 vs 20
- Stronger compute score: 41 vs 34
- 63% higher 3DMark Time Spy: 10,200 vs 6,261
- 46% higher Boost clock: 2,589 MHz vs 1,770 MHz
Reasons to pick the NVIDIA GeForce GTX 1660 Ti
- 50% higher Bus width: 192 bit vs 128 bit
- 25% lower TDP: 120 W vs 160 W
- 13% higher bandwidth: 288 GB/s vs 256 GB/s
- Lower launch price: $279 vs $379
General
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 Ti |
|---|---|---|
| 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 Ti |
|---|---|---|
| Shading units | 2,048+33% | 1,536 |
| RT cores | 32 | 0 |
| Tensor / AI cores | — | 0 |
| Base clock | 1,968 MHz+31% | 1,500 MHz |
| Boost clock | 2,589 MHz+46% | 1,770 MHz |
Memory
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 Ti |
|---|---|---|
| VRAM | 8 GB+33% | 6 GB |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 128 bit | 192 bit+50% |
| Bandwidth | 256 GB/s | 288 GB/s+13% |
Benchmarks
| Spec | AMD Radeon RX 6600 XT | NVIDIA GeForce GTX 1660 Ti |
|---|---|---|
| 3DMark Time Spy | 10,200+63%Bottom 39% | 6,261Bottom 23% |
| 3DMark Speed Way | 1,850Bottom 8% | — |
| PassMark G3D | 16,000+27%Bottom 42% | 12,565Bottom 25% |
| 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 Ti |
|---|---|---|
| Upscaling | FSR 3 | — |
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