AMD Radeon Pro WX Vega M GL vs AMD Radeon R9 M395 Mac Edition
Graphics Processor
| GPU model | Polaris 22 | Amethyst |
|---|---|---|
| GPU variant | VegaM MGL XL | Amethyst PRO (216-0872004) |
| Architecture | GCN 4.0 | GCN 3.0 |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 28 nm |
| Number of transistors | 5,000 million | 5,000 million |
| Die size | 208 mm² | 366 mm² |
Mobile graphics
| Release date | Apr 24th, 2018 | May 5th, 2015 |
|---|---|---|
| Generation | Vega (Vega M) | Crystal System (R9 M300) |
| Production | Active | End-of-life |
| Interface | IGP | MXM-B (3.0) |
| Predecessor | — | Solar System |
| Successor | — | Mobility Radeon |
Clocks
| Base clock | 931 MHz | — |
|---|---|---|
| Boost clock | 1011 MHz | — |
| Memory clock | 700 MHz 1400 Mbps effective | 1365 MHz 5.5 Gbps effective |
| GPU clock | — | 834 MHz |
Memory Configuration
| Memory size | 4 GB | 2 GB |
|---|---|---|
| Memory type | HBM2 | GDDR5 |
| Memory bus width | 1024 bit | 256 bit |
| Bandwidth | 179.2 GB/s | 174.7 GB/s |
Render Configuration
| Shading units | 1280 | 1792 |
|---|---|---|
| TMUs | 80 | 112 |
| ROPs | 32 | 32 |
| Compute units | 20 | 28 |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 1024 KB | — |
Performance
| Pixel rate | 32.35 GPixel/s | 26.69 GPixel/s |
|---|---|---|
| Texture rate | 80.88 GTexel/s | 93.41 GTexel/s |
| FP16 (half) performance | 2.588 TFLOPS (1:1) | — |
| FP32 (float) performance | 2.588 TFLOPS | 2.989 TFLOPS |
| FP64 (double) performance | 161.8 GFLOPS (1:16) | 373.6 GFLOPS (1:8) |
Dimensions & Outputs
| Slot width | IGP | MXM Module |
|---|---|---|
| TDP | 65 W | 250 W |
| Outputs | No outputs | No outputs |
| Board number | D136 | — |
| Power connectors | — | None |
API Support & Features
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.3 |
