AMD Radeon HD 8970M vs NVIDIA GeForce GTX 965M
Grafikprozessor
| GPU Name | Neptune | GM204 |
|---|---|---|
| GPU Variante | Neptune XT (216-0847000) | — |
| Architektur | GCN 1.0 | Maxwell 2.0 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 28 nm | 28 nm |
| Transistoren | 2,800 million | 5,200 million |
| Chipgröße | 212 mm² | 398 mm² |
Mobile Grafik
| Veröffentlichungsdatum | May 14th, 2013 | Jan 9th, 2015 |
|---|---|---|
| Generation | Solar System (HD 8900M) | GeForce 900M |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 3.0 x16 | MXM-B (3.0) |
| Vorgänger | London | GeForce 800M |
| Nachfolger | Crystal System | GeForce 10 Mobile |
| Reviews | — | 1 in our database |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 850 MHz | — |
|---|---|---|
| Boost-Takt | 900 MHz | — |
| Speicher-Taktung | 1200 MHz 4.8 Gbps effective | 1253 MHz 5 Gbps effective |
| GPU-Taktung | — | 935 MHz |
Speicher
| Speichergröße | 4 GB | 4 GB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR5 |
| Speicherbus | 256 bit | 128 bit |
| Bandbreite | 153.6 GB/s | 80.19 GB/s |
Render-Konfiguration
| Shading-Einheiten | 1280 | 1024 |
|---|---|---|
| TMUs | 80 | 64 |
| ROPs | 32 | 32 |
| Compute Units | 20 | — |
| Cache L1 | 16 KB (per CU) | 48 KB (per SMM) |
| Cache L2 | 512 KB | 1024 KB |
| Anzahl SMM | — | 8 |
Theoretische Leistung
| Pixelrate | 28.80 GPixel/s | 29.92 GPixel/s |
|---|---|---|
| Texturrate | 72.00 GTexel/s | 59.84 GTexel/s |
| FP32 (float) Leistung | 2.304 TFLOPS | 1.915 TFLOPS |
| FP64 (double) Leistung | 144.0 GFLOPS (1:16) | 59.84 GFLOPS (1:32) |
Boarddesign
| Steckplatzbreite | MXM Module | MXM Module |
|---|---|---|
| TDP | 100 W | unknown |
| Ausgabe | No outputs | No outputs |
| Stromverbindung | — | None |
| Board-Nummer | — | P2754 SKU 7 |
Grafik-Features
| DirectX | 12 (11_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader-Modell | 5.1 | 6.4 |
| CUDA | — | 5.2 |
