GPU Name | Litho | Polaris 23 |
---|---|---|
GPU Variante | Litho XT | Polaris 23 MXT |
Architektur | GCN 1.0 | GCN 4.0 |
Hersteller | TSMC | GlobalFoundries |
Prozessgröße | 28 nm | 14 nm |
Transistoren | 690 million | 2,200 million |
Chipgröße | 56 mm² | 103 mm² |
Veröffentlichungsdatum | May 5th, 2015 | Apr 11th, 2018 |
---|---|---|
Generation | Crystal System (R7 M300) | Mobility Radeon (RX M500X) |
Produktion | End-of-life | Active |
Businterface | PCIe 3.0 x8 | PCIe 3.0 x8 |
Vorgänger | Solar System | Crystal System |
Nachfolger | Mobility Radeon | — |
Basis-Taktfrequenz | 900 MHz | 1100 MHz |
---|---|---|
Boost-Takt | 960 MHz | 1176 MHz |
Speicher-Taktung | 1150 MHz 4.6 Gbps effective | 1500 MHz 6 Gbps effective |
Speichergröße | 4 GB | 2 GB |
---|---|---|
Speichertyp | GDDR5 | GDDR5 |
Speicherbus | 128 bit | 64 bit |
Bandbreite | 73.60 GB/s | 48.00 GB/s |
Shading-Einheiten | 384 | 640 |
---|---|---|
TMUs | 24 | 40 |
ROPs | 8 | 16 |
Compute Units | 6 | 10 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 512 KB |
Pixelrate | 7.680 GPixel/s | 18.82 GPixel/s |
---|---|---|
Texturrate | 23.04 GTexel/s | 47.04 GTexel/s |
FP32 (float) Leistung | 737.3 GFLOPS | 1.505 TFLOPS |
FP64 (double) Leistung | 46.08 GFLOPS (1:16) | 94.08 GFLOPS (1:16) |
FP16 (half) Leistung | — | 1.505 TFLOPS (1:1) |
TDP | unknown | 50 W |
---|---|---|
Ausgabe | No outputs | No outputs |
Steckplatzbreite | — | IGP |
Stromverbindung | — | None |
DirectX | 12 (11_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 5.1 | 6.4 |