AMD Radeon HD 8690M vs AMD Radeon HD 8850M
Grafikprozessor
| GPU Name | Sun | Venus |
|---|---|---|
| GPU Variante | Sun XT | Venus PRO |
| Architektur | GCN 1.0 | GCN 1.0 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 28 nm | 28 nm |
| Transistoren | 690 million | 1,500 million |
| Chipgröße | 56 mm² | 123 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Mar 1st, 2013 | Apr 1st, 2013 |
|---|---|---|
| Generation | Solar System (HD 8600M) | Solar System (HD 8800M) |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Vorgänger | London | London |
| Nachfolger | Crystal System | Crystal System |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 775 MHz | 575 MHz |
|---|---|---|
| Boost-Takt | 825 MHz | 625 MHz |
| Speicher-Taktung | 1000 MHz 4 Gbps effective | 1000 MHz 2 Gbps effective |
Speicher
| Speichergröße | 1024 MB | 2 GB |
|---|---|---|
| Speichertyp | GDDR5 | DDR3 |
| Speicherbus | 64 bit | 128 bit |
| Bandbreite | 32.00 GB/s | 32.00 GB/s |
Render-Konfiguration
| Shading-Einheiten | 320 | 640 |
|---|---|---|
| TMUs | 20 | 40 |
| ROPs | 8 | 16 |
| Compute Units | 5 | 10 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 256 KB |
Theoretische Leistung
| Pixelrate | 6.600 GPixel/s | 10.00 GPixel/s |
|---|---|---|
| Texturrate | 16.50 GTexel/s | 25.00 GTexel/s |
| FP32 (float) Leistung | 528.0 GFLOPS | 800.0 GFLOPS |
| FP64 (double) Leistung | 33.00 GFLOPS (1:16) | 50.00 GFLOPS (1:16) |
Boarddesign
| TDP | unknown | unknown |
|---|---|---|
| Ausgabe | No outputs | No outputs |
Grafik-Features
| DirectX | 12 (11_1) | 12 (11_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.2 | 1.2 |
| Shader-Modell | 5.1 | 5.1 |
