ATI Radeon IGP 320M vs NVIDIA Jetson TX1 GPU
Graphics Processor
| GPU model | RS100 | GM20B |
|---|---|---|
| Architecture | Rage 7 | Maxwell 2.0 |
| Manufacturing process | 180 nm | 20 nm |
| Number of transistors | 30 million | 2,000 million |
| Die size | 73 mm² | 118 mm² |
| GPU variant | — | TM670D-A1 |
| Foundry | — | TSMC |
Integrated Graphics
| Release date | Oct 5th, 2002 | Jan 4th, 2015 |
|---|---|---|
| Generation | Radeon IGP (300M) | Tegra |
| Production | End-of-life | End-of-life |
| Interface | AGP 4x | IGP |
Clocks
| GPU clock | 160 MHz | 1000 MHz |
|---|---|---|
| Memory clock | System Shared | System Shared |
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
| Pixel shaders | 1 | — |
|---|---|---|
| Vertex shaders | 0 | — |
| TMUs | 1 | 16 |
| ROPs | 1 | 16 |
| Shading units | — | 256 |
| SMM count | — | 2 |
| Cache L1 | — | 48 KB (per SMM) |
| Cache L2 | — | 256 KB |
Performance
| Pixel rate | 160.0 MPixel/s | 16.00 GPixel/s |
|---|---|---|
| Texture rate | 160.0 MTexel/s | 16.00 GTexel/s |
| FP16 (half) performance | — | 1,024 GFLOPS (2:1) |
| FP32 (float) performance | — | 512.0 GFLOPS |
| FP64 (double) performance | — | 16.00 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | IGP | IGP |
|---|---|---|
| TDP | unknown | 15 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | — |
API Support & Features
| DirectX | 7.0 | 12 (12_1) |
|---|---|---|
| OpenGL | 1.4 | 4.6 |
| OpenCL | — | 1.2 |
| Vulkan | — | 1.1 |
| Pixel shader | — | — |
| Vertex shader | — | — |
| CUDA | — | 5.3 |
| Shader model | — | 6.4 |
