GPU model | Polaris 23 | Mach32 |
---|---|---|
GPU variant | Polaris 23 XT GL | Mach32-03 (2106880003) |
Architecture | GCN 4.0 | Mach |
Foundry | GlobalFoundries | — |
Manufacturing process | 14 nm | 700 nm |
Number of transistors | 2,200 million | unknown |
Die size | 103 mm² | 90 mm² |
Release date | Jul 2nd, 2019 | 1992 |
---|---|---|
Generation | Radeon Pro | Mach 32 |
Production | Active | End-of-life |
Launch price | 199 USD | 799 USD |
Interface | PCIe 3.0 x8 | PCI |
Predecessor | — | Mach 8 |
Successor | — | Mach 64 |
GPU clock | 1295 MHz | 10 MHz |
---|---|---|
Memory clock | 1500 MHz 6 Gbps effective | 10 MHz |
Memory size | 4 GB | 2 MB |
---|---|---|
Memory type | GDDR5 | DRAM |
Memory bus width | 128 bit | 64 bit |
Bandwidth | 96.00 GB/s | 80.00 MB/s |
Shading units | 640 | — |
---|---|---|
TMUs | 32 | 0 |
ROPs | 16 | 1 |
Compute units | 10 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel shaders | — | 1 |
Vertex shaders | — | 0 |
Pixel rate | 20.72 GPixel/s | 10.00 MPixel/s |
---|---|---|
Texture rate | 41.44 GTexel/s | 0 MTexel/s |
FP16 (half) performance | 1.658 TFLOPS (1:1) | — |
FP32 (float) performance | 1.658 TFLOPS | — |
FP64 (double) performance | 103.6 GFLOPS (1:16) | — |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 167 mm 6.6 inches | — |
Width | 69 mm 2.7 inches | — |
TDP | 65 W | unknown |
Suggested PSU | 250 W | 200 W |
Outputs | 4x mini-DisplayPort | 1x VGA |
Power connectors | None | — |
Board number | — | 193 |
DirectX | 12 (12_0) | — |
---|---|---|
OpenGL | 4.6 | — |
OpenCL | 2.1 | — |
Vulkan | 1.2 | — |
Shader model | 6.4 | — |
Pixel shader | — | — |
Vertex shader | — | — |