Product Compare
AMD Radeon R9 M485X vs AMD Radeon R9 M470X
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | May 2016 | May 2016 |
| Generation | Crystal System | Gem System |
| Type | Mobile | Mobile |
| Bus Interface | MXM-B (3.0) | PCIe 3.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1250 MHz | 1200 MHz |
| Base Clock | 1000 MHz | |
| Boost Clock | 1100 MHz | |
| Memory | ||
| Memory Size | 8GB | 4GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256bit | 128bit |
| Bandwidth | 160.0GB/s | 76.80GB/s |
| Render Config | ||
| Compute Units | 32 | 14 |
| Shading Units | 2048 | 896 |
| TMUs | 128 | 56 |
| ROPs | 32 | 16 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 512 KB | 256 KB |
| Theoretical Performance | ||
| Pixel Rate | 23.14 GPixel/s | 17.60 GPixel/s |
| Texture Rate | 92.54 GTexel/s | 61.60 GTexel/s |
| FP16 (half) | 2.961 TFLOPS | |
| FP32 (float) | 2.961 TFLOPS | 1.971 TFLOPS |
| FP64 (double) | 185.1 GFLOPS | 123.2 GFLOPS |
| Graphics Processor | ||
| GPU Name | Amethyst | Emerald |
| GPU Variant | Amethyst XT | Emerald XT |
| Architecture | GCN 3.0 | GCN 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| Transistors | 5 billion | 2.08 billion |
| Die Size | 366 mm² | 160 mm² |
| Board Design | ||
| TDP | 250W | Unknown |
| Outputs | No outputs | Portable Device Dependent |
| Power Connectors | None | |
| Graphics Features | ||
| DirectX | 12 (12_0) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.2.170 |
| Shader Model | 6.3 | 6.5 |