Product Compare
AMD Radeon R9 M395X Mac Edition vs AMD Radeon RX 590 GME
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | May 2015 | Mar 2020 |
| Generation | Crystal System | Polaris |
| Type | Mobile | Desktop |
| Bus Interface | MXM-B (3.0) | PCIe 3.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1365 MHz | 2000 MHz |
| Base Clock | 1257 MHz | |
| Boost Clock | 1420 MHz | |
| Memory | ||
| Memory Size | 4GB | 8GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256bit | 256bit |
| Bandwidth | 174.7GB/s | 256.0GB/s |
| Render Config | ||
| Compute Units | 32 | 36 |
| Shading Units | 2048 | 2304 |
| TMUs | 128 | 144 |
| ROPs | 32 | 32 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 512 KB | 2 MB |
| Theoretical Performance | ||
| Pixel Rate | 29.09 GPixel/s | 45.44 GPixel/s |
| Texture Rate | 116.4 GTexel/s | 204.5 GTexel/s |
| FP16 (half) | 3.723 TFLOPS | 6.543 TFLOPS |
| FP32 (float) | 3.723 TFLOPS | 6.543 TFLOPS |
| FP64 (double) | 232.7 GFLOPS | 409.0 GFLOPS |
| Graphics Processor | ||
| GPU Name | Amethyst | Polaris 20 |
| GPU Variant | Amethyst XT | Polaris 20 XTR(215-0910066) |
| Architecture | GCN 3.0 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Process Size | 28 nm | 14 nm |
| Transistors | 5 billion | 5.7 billion |
| Die Size | 366 mm² | 232 mm² |
| Board Design | ||
| TDP | 250W | 175W |
| Outputs | No outputs | 1x HDMI 2.0b3x DisplayPort 1.4a |
| Power Connectors | None | 1x 8-pin |
| Suggested PSU | 450 W | |
| Graphics Features | ||
| DirectX | 12 (12_0) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 6.3 | 6.7 |