NVIDIA Jetson Nano GPU vs NVIDIA Jetson TX1 GPU
Graphics Processor
| GPU model | GM20B | GM20B |
|---|---|---|
| GPU variant | TM660M-A2 | TM670D-A1 |
| Architecture | Maxwell 2.0 | Maxwell 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 20 nm | 20 nm |
| Number of transistors | 2,000 million | 2,000 million |
| Die size | 118 mm² | 118 mm² |
Integrated Graphics
| Release date | Mar 2019 | Jan 4th, 2015 |
|---|---|---|
| Generation | Tegra | Tegra |
| Production | End-of-life | End-of-life |
| Interface | IGP | IGP |
Clocks
| Base clock | 640 MHz | — |
|---|---|---|
| Boost clock | 921 MHz | — |
| Memory clock | System Shared | System Shared |
| GPU clock | — | 1000 MHz |
Memory Configuration
| Memory size | System Shared | System Shared |
|---|---|---|
| Memory type | System Shared | System Shared |
| Memory bus width | System Shared | System Shared |
| Bandwidth | System Dependent | System Dependent |
Render Configuration
| Shading units | 128 | 256 |
|---|---|---|
| TMUs | 16 | 16 |
| ROPs | 16 | 16 |
| SMM count | 1 | 2 |
| Cache L1 | 48 KB (per SMM) | 48 KB (per SMM) |
| Cache L2 | 256 KB | 256 KB |
Performance
| Pixel rate | 14.74 GPixel/s | 16.00 GPixel/s |
|---|---|---|
| Texture rate | 14.74 GTexel/s | 16.00 GTexel/s |
| FP16 (half) performance | 471.6 GFLOPS (2:1) | 1,024 GFLOPS (2:1) |
| FP32 (float) performance | 235.8 GFLOPS | 512.0 GFLOPS |
| FP64 (double) performance | 7.368 GFLOPS (1:32) | 16.00 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | IGP | IGP |
|---|---|---|
| Length | 70 mm 2.8 inches | — |
| Width | 45 mm 1.8 inches | — |
| TDP | 10 W | 15 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1 | 1.1 |
| CUDA | 5.3 | 5.3 |
| Shader model | 6.4 | 6.4 |
