Nom du GPU | Lexa | Polaris 23 |
---|---|---|
GPU variant | Lexa PRO (215-0904018) | Polaris 23 MXL |
Architecture | GCN 4.0 | GCN 4.0 |
Fonderie | GlobalFoundries | GlobalFoundries |
Taille du processus | 14 nm | 14 nm |
Transistors | 2,200 million | 2,200 million |
Taille des matrices | 103 mm² | 103 mm² |
Date de publication | Apr 11th, 2018 | — |
---|---|---|
Génération | Polaris | — |
Production | End-of-life | — |
Bus interface | PCIe 3.0 x8 | — |
Prédécesseur | Polaris | — |
Successeur | Vega | — |
Base clock | 1019 MHz | 1124 MHz |
---|---|---|
Boost clock | 1071 MHz | 1211 MHz |
Mémoire clock | 1500 MHz 6 Gbps effective | 1500 MHz 6 Gbps effective |
Taille de la mémoire | 4 GB | 2 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 64 bit | 128 bit |
Bande passante | 48.00 GB/s | 96.00 GB/s |
Shading units | 640 | 512 |
---|---|---|
TMUs | 40 | 32 |
ROPs | 16 | 16 |
Compute units | 10 | 8 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 512 KB |
Taux de pixel | 17.14 GPixel/s | 19.38 GPixel/s |
---|---|---|
Taux de texture | 42.84 GTexel/s | 38.75 GTexel/s |
FP16 (half) performance | 1,371 GFLOPS (1:1) | 1,240 GFLOPS (1:1) |
FP32 (float) performance | 1,371 GFLOPS | 1,240 GFLOPS |
FP64 (double) performance | 85.68 GFLOPS (1:16) | 77.50 GFLOPS (1:16) |
Taille Slot | IGP | IGP |
---|---|---|
TDP | 50 W | 50 W |
Suggestions pour le PSU | 250 W | — |
Sorties | 1x DVI1x HDMI1x DisplayPort | No outputs |
Connecteurs de puissance | None | None |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.4 |
Date de publication | — | Apr 11th, 2018 |
---|---|---|
Génération | — | Mobility Radeon (RX M500X) |
Production | — | Active |
Bus interface | — | PCIe 3.0 x8 |
Prédécesseur | — | Crystal System |