GPU Name | Neptune | Navi 14 |
---|---|---|
GPU Variante | Neptune XT (216-0847000) | Navi 14 XLM |
Architektur | GCN 1.0 | RDNA 1.0 |
Hersteller | TSMC | TSMC |
Prozessgröße | 28 nm | 7 nm |
Transistoren | 2,800 million | 6,400 million |
Chipgröße | 212 mm² | 158 mm² |
Veröffentlichungsdatum | May 14th, 2013 | Nov 13th, 2019 |
---|---|---|
Generation | Solar System (HD 8900M) | Mobility Radeon (Navi) |
Produktion | End-of-life | Active |
Businterface | PCIe 3.0 x16 | PCIe 4.0 x8 |
Vorgänger | London | Crystal System |
Nachfolger | Crystal System | Mobility Radeon |
Basis-Taktfrequenz | 850 MHz | 1000 MHz |
---|---|---|
Boost-Takt | 900 MHz | 1445 MHz |
Speicher-Taktung | 1200 MHz 4.8 Gbps effective | 1750 MHz 14 Gbps effective |
Gaming-Taktung | — | 1181 MHz |
Speichergröße | 4 GB | 3 GB |
---|---|---|
Speichertyp | GDDR5 | GDDR6 |
Speicherbus | 256 bit | 96 bit |
Bandbreite | 153.6 GB/s | 168.0 GB/s |
Shading-Einheiten | 1280 | 1408 |
---|---|---|
TMUs | 80 | 88 |
ROPs | 32 | 32 |
Compute Units | 20 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | 2 MB |
Pixelrate | 28.80 GPixel/s | 46.24 GPixel/s |
---|---|---|
Texturrate | 72.00 GTexel/s | 127.2 GTexel/s |
FP32 (float) Leistung | 2.304 TFLOPS | 4.069 TFLOPS |
FP64 (double) Leistung | 144.0 GFLOPS (1:16) | 254.3 GFLOPS (1:16) |
FP16 (half) Leistung | — | 8.138 TFLOPS (2:1) |
Steckplatzbreite | MXM Module | — |
---|---|---|
TDP | 100 W | 85 W |
Ausgabe | No outputs | No outputs |
Stromverbindung | — | None |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 5.1 | 6.5 |