GPU Name | Baffin | Emerald |
---|---|---|
GPU Variante | Baffin XT | Emerald XT |
Architektur | GCN 4.0 | GCN 2.0 |
Hersteller | GlobalFoundries | TSMC |
Prozessgröße | 14 nm | 28 nm |
Transistoren | 3,000 million | 2,080 million |
Chipgröße | 123 mm² | 160 mm² |
Veröffentlichungsdatum | Oct 30th, 2016 | May 15th, 2016 |
---|---|---|
Generation | Radeon Pro Mac (400 Series) | Crystal System (R9 M400) |
Produktion | Active | End-of-life |
Businterface | PCIe 3.0 x8 | PCIe 3.0 x16 |
Vorgänger | — | Solar System |
Nachfolger | — | Mobility Radeon |
Basis-Taktfrequenz | 850 MHz | 1000 MHz |
---|---|---|
Boost-Takt | 907 MHz | 1100 MHz |
Speicher-Taktung | 1270 MHz 5.1 Gbps effective | 1500 MHz 6 Gbps effective |
Speichergröße | 4 GB | 4 GB |
---|---|---|
Speichertyp | GDDR5 | GDDR5 |
Speicherbus | 128 bit | 128 bit |
Bandbreite | 81.28 GB/s | 96.00 GB/s |
Shading-Einheiten | 1024 | 896 |
---|---|---|
TMUs | 64 | 56 |
ROPs | 16 | 16 |
Compute Units | 16 | 14 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 1024 KB | 256 KB |
Pixelrate | 14.51 GPixel/s | 17.60 GPixel/s |
---|---|---|
Texturrate | 58.05 GTexel/s | 61.60 GTexel/s |
FP16 (half) Leistung | 1.858 TFLOPS (1:1) | — |
FP32 (float) Leistung | 1.858 TFLOPS | 1.971 TFLOPS |
FP64 (double) Leistung | 116.1 GFLOPS (1:16) | 123.2 GFLOPS (1:16) |
Steckplatzbreite | IGP | — |
---|---|---|
TDP | 35 W | unknown |
Ausgabe | No outputs | No outputs |
Stromverbindung | None | — |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 6.4 | 6.3 |