AMD Radeon RX 6600 vs NVIDIA GeForce GTX 1660
30.1Rasterization25.2
22.7Ray Tracing20
37.1Memoryspec-based32.8
92.3Efficiencyspec-based88.3
36.6Compute31.7
10 spec wins — AMD Radeon RX 66002 spec wins — NVIDIA GeForce GTX 1660
InnoReviews verdict
AMD Radeon RX 6600 wins this graphics card face-off, 40 to 35.7, pulling ahead mainly in rasterization (+5) and compute (+5). 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
- Stronger rasterization score: 30 vs 25
- Stronger compute score: 37 vs 32
- 55% higher 3DMark Time Spy: 8,400 vs 5,415
- 42% lower process: 7 nm vs 12 nm
- 40% higher Boost clock: 2,491 MHz vs 1,785 MHz
Reasons to pick the NVIDIA GeForce GTX 1660
- 50% higher Bus width: 192 bit vs 128 bit
- Lower launch price: $219 vs $329
General
| Spec | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Announced | 2021 | 2019 |
| Architecture | RDNA 2 | Turing |
| Process | 7 nm+42% | 12 nm |
| TDP | 132 W | 120 W+9% |
| Power connector | 1x 8-pin | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Shading units | 1,792+27% | 1,408 |
| RT cores | 28 | 0 |
| Tensor / AI cores | — | 0 |
| Base clock | 1,626 MHz+6% | 1,530 MHz |
| Boost clock | 2,491 MHz+40% | 1,785 MHz |
Memory
| Spec | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| VRAM | 8 GB+33% | 6 GB |
| VRAM type | GDDR6 | GDDR5 |
| Bus width | 128 bit | 192 bit+50% |
| Bandwidth | 224 GB/s+17% | 192 GB/s |
Benchmarks
| Spec | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| 3DMark Time Spy | 8,400+55%Bottom 29% | 5,415Bottom 19% |
| 3DMark Speed Way | 1,500Bottom 4% | — |
| PassMark G3D | 13,900+20%Bottom 31% | 11,608Bottom 19% |
| 1080p Ultra | 76 fpsBottom 12% | — |
| 1440p Ultra | 53 fpsBottom 12% | — |
| 4K Ultra | 27 fpsBottom 12% | — |
Features
| Spec | AMD Radeon RX 6600 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Upscaling | FSR 3 | — |
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