GPU model | Polaris 23 | R480 |
---|---|---|
GPU variant | Polaris 23 XT GLM | R480 PRO (215RBPAGA11F) |
Architecture | GCN 4.0 | R400 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 130 nm |
Number of transistors | 2,200 million | 160 million |
Die size | 103 mm² | 297 mm² |
Release date | Jul 2nd, 2019 | — |
---|---|---|
Generation | Radeon Pro Mobile (WX x200) | — |
Production | Active | — |
Interface | PCIe 3.0 x8 | — |
GPU clock | 1082 MHz | 507 MHz |
---|---|---|
Memory clock | 1000 MHz 4 Gbps effective | 520 MHz 1040 Mbps effective |
Memory size | 4 GB | 256 MB |
---|---|---|
Memory type | GDDR5 | GDDR3 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 64.00 GB/s | 33.28 GB/s |
Shading units | 640 | — |
---|---|---|
TMUs | 32 | 12 |
ROPs | 16 | 12 |
Compute units | 10 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel shaders | — | 12 |
Vertex shaders | — | 6 |
Pixel rate | 17.31 GPixel/s | 6.084 GPixel/s |
---|---|---|
Texture rate | 34.62 GTexel/s | 6.084 GTexel/s |
FP16 (half) performance | 1,385 GFLOPS (1:1) | — |
FP32 (float) performance | 1,385 GFLOPS | — |
FP64 (double) performance | 86.56 GFLOPS (1:16) | — |
Vertex rate | — | 760.5 MVertices/s |
Slot width | MXM Module | Single-slot |
---|---|---|
TDP | 65 W | unknown |
Outputs | 4x mini-DisplayPort | 1x DVI1x VGA1x S-Video |
Power connectors | None | 1x 6-pin |
Suggested PSU | — | 200 W |
DirectX | 12 (12_0) | 9.0b (9_2) |
---|---|---|
OpenGL | 4.6 | 2.1 |
OpenCL | 2.1 | — |
Vulkan | 1.2 | — |
Shader model | 6.4 | — |
Pixel shader | — | 2.0b |
Vertex shader | — | 2.0b |
Release date | — | Dec 1st, 2004 |
---|---|---|
Generation | — | Radeon R400 PCIe |
Production | — | End-of-life |
Launch price | — | 279 USD |
Interface | — | PCIe 1.0 x16 |
Reviews | — | 58 in our database |
Predecessor | — | Radeon R300 |
Successor | — | Radeon R500 PCIe |