Matrox Parhelia HR256 vs NVIDIA Jetson TX1 GPU
Graphics Processor
| GPU model | Parhelia-512 | GM20B |
|---|---|---|
| Architecture | Parhelia | Maxwell 2.0 |
| Foundry | UMC | TSMC |
| Manufacturing process | 150 nm | 20 nm |
| Number of transistors | 80 million | 2,000 million |
| Die size | 174 mm² | 118 mm² |
| GPU variant | — | TM670D-A1 |
Graphics Card
| Release date | 2001 | — |
|---|---|---|
| Generation | Parhelia | — |
| Production | End-of-life | — |
| Interface | PCI-X | — |
| Reviews | 5 in our database | — |
Clocks
| GPU clock | 200 MHz | 1000 MHz |
|---|---|---|
| Memory clock | 250 MHz 500 Mbps effective | System Shared |
Memory Configuration
| Memory size | 256 MB | System Shared |
|---|---|---|
| Memory type | DDR | System Shared |
| Memory bus width | 64 bit | System Shared |
| Bandwidth | 4.000 GB/s | System Dependent |
Render Configuration
| Pixel shaders | 4 | — |
|---|---|---|
| Vertex shaders | 4 | — |
| TMUs | 16 | 16 |
| ROPs | 4 | 16 |
| Shading units | — | 256 |
| SMM count | — | 2 |
| Cache L1 | — | 48 KB (per SMM) |
| Cache L2 | — | 256 KB |
Performance
| Pixel rate | 800.0 MPixel/s | 16.00 GPixel/s |
|---|---|---|
| Vertex rate | 200.0 MVertices/s | — |
| Texture rate | 3.200 GTexel/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 | Single-slot | IGP |
|---|---|---|
| Length | 190 mm 7.5 inches | — |
| TDP | unknown | 15 W |
| Suggested PSU | 200 W | — |
| Outputs | 2x LFH60 | No outputs |
| Power connectors | None | — |
| Board number | PH-P256HR3DF | — |
API Support & Features
| DirectX | 8.1 | 12 (12_1) |
|---|---|---|
| OpenGL | 1.3 | 4.6 |
| OpenCL | — | 1.2 |
| Vulkan | — | 1.1 |
| Pixel shader | 1.3 | — |
| Vertex shader | 2.0 | — |
| CUDA | — | 5.3 |
| Shader model | — | 6.4 |
Other Features
Integrated Graphics
| Release date | — | Jan 4th, 2015 |
|---|---|---|
| Generation | — | Tegra |
| Production | — | End-of-life |
| Interface | — | IGP |
