AMD Radeon RX 6400 vs NVIDIA GeForce GTX 1660
22.4Rasterization25.2
—Ray Tracing20
25.4Memoryspec-based32.8
95.6Efficiencyspec-based88.3
24.1Compute31.7
6 spec wins — AMD Radeon RX 64006 spec wins — NVIDIA GeForce GTX 1660
InnoReviews verdict
This one is close to a dead heat: AMD Radeon RX 6400 scores 37 against 35.7 for NVIDIA GeForce GTX 1660. Pick by the categories that matter to you, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 6400
- 56% lower TDP: 53 W vs 120 W
- 50% lower process: 6 nm vs 12 nm
- 33% higher Base clock: 2,039 MHz vs 1,530 MHz
- 30% higher Boost clock: 2,321 MHz vs 1,785 MHz
- Lower launch price: $159 vs $219
Reasons to pick the NVIDIA GeForce GTX 1660
- Stronger compute score: 32 vs 24
- 200% higher Bus width: 192 bit vs 64 bit
- 83% higher Shading units: 1,408 vs 768
- 51% higher 3DMark Time Spy: 5,415 vs 3,579
- 50% higher VRAM: 6 GB vs 4 GB
General
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Announced | 2022 | 2019 |
| Architecture | RDNA 2 | Turing |
| Process | 6 nm+50% | 12 nm |
| TDP | 53 W+56% | 120 W |
| Power connector | None (PCIe-powered) | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Shading units | 768 | 1,408+83% |
| RT cores | 12 | 0 |
| Tensor / AI cores | — | 0 |
| Base clock | 2,039 MHz+33% | 1,530 MHz |
| Boost clock | 2,321 MHz+30% | 1,785 MHz |
Memory
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| VRAM | 4 GB | 6 GB+50% |
| VRAM type | GDDR6 | GDDR5 |
| Bus width | 64 bit | 192 bit+200% |
| Bandwidth | 128 GB/s | 192 GB/s+50% |
Benchmarks
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| 3DMark Time Spy | 3,579Bottom 4% | 5,415+51%Bottom 19% |
| PassMark G3D | 7,758Bottom 7% | 11,608+50%Bottom 19% |
Features
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce GTX 1660 |
|---|---|---|
| Upscaling | FSR 3 | — |
Related comparisons
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