Nom du GPU | Polaris 23 | R420 |
---|---|---|
GPU variant | Polaris 23 XT GLM | R420 GT (215RAACGA12F) |
Architecture | GCN 4.0 | R400 |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 130 nm |
Transistors | 2,200 million | 160 million |
Taille des matrices | 103 mm² | 281 mm² |
Date de publication | Jul 2nd, 2019 | — |
---|---|---|
Génération | Radeon Pro Mobile (WX x200) | — |
Production | Active | — |
Bus interface | PCIe 3.0 x8 | — |
GPU clock | 1082 MHz | 473 MHz |
---|---|---|
Mémoire clock | 1000 MHz 4 Gbps effective | 493 MHz 986 Mbps effective |
Taille de la mémoire | 4 GB | 256 MB |
---|---|---|
Type de mémoire | GDDR5 | GDDR3 |
Bus mémoire | 128 bit | 256 bit |
Bande passante | 64.00 GB/s | 31.55 GB/s |
Shading units | 640 | — |
---|---|---|
TMUs | 32 | 8 |
ROPs | 16 | 8 |
Compute units | 10 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel shaders | — | 8 |
Vertex shaders | — | 6 |
Taux de pixel | 17.31 GPixel/s | 3.784 GPixel/s |
---|---|---|
Taux de texture | 34.62 GTexel/s | 3.784 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 | — | 709.5 MVertices/s |
Taille Slot | MXM Module | Single-slot |
---|---|---|
TDP | 65 W | 40 W |
Sorties | 4x mini-DisplayPort | 1x DVI1x VGA1x S-Video |
Connecteurs de puissance | None | 1x Molex |
Suggestions pour le 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 |
Date de publication | — | Nov 8th, 2007 |
---|---|---|
Génération | — | Radeon R400 AGP |
Production | — | End-of-life |
Bus interface | — | AGP 8x |
Critiques | — | 226 in our database |
Prédécesseur | — | Radeon R300 |
Successeur | — | Radeon R500 AGP |