AMD Radeon Pro 555 vs NVIDIA GeForce GTX 680M
Grafikprozessor
| GPU Name | Polaris 21 | GK104 |
|---|---|---|
| GPU Variante | Polaris 21 PRO | N13E-GTX-A2 |
| Architektur | GCN 4.0 | Kepler |
| Hersteller | GlobalFoundries | TSMC |
| Prozessgröße | 14 nm | 28 nm |
| Transistoren | 3,000 million | 3,540 million |
| Chipgröße | 123 mm² | 294 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Jun 5th, 2017 | Jun 4th, 2012 |
|---|---|---|
| Generation | Radeon Pro Mac (500 Series) | GeForce 600M |
| Produktion | Active | End-of-life |
| Businterface | PCIe 3.0 x8 | MXM-B (3.0) |
| Reviews | — | 1 in our database |
| Vorgänger | — | GeForce 500M |
| Nachfolger | — | GeForce 700M |
Takt-Geschwindigkeiten
| GPU-Taktung | 850 MHz | — |
|---|---|---|
| Speicher-Taktung | 1275 MHz 5.1 Gbps effective | 900 MHz 3.6 Gbps effective |
| Basis-Taktfrequenz | — | 719 MHz |
| Boost-Takt | — | 758 MHz |
Speicher
| Speichergröße | 2 GB | 4 GB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR5 |
| Speicherbus | 128 bit | 256 bit |
| Bandbreite | 81.60 GB/s | 115.2 GB/s |
Render-Konfiguration
| Shading-Einheiten | 768 | 1344 |
|---|---|---|
| TMUs | 48 | 112 |
| ROPs | 16 | 32 |
| Compute Units | 12 | — |
| Cache L1 | 16 KB (per CU) | 16 KB (per SMX) |
| Cache L2 | 1024 KB | 512 KB |
| Anzahl SMX | — | 7 |
Theoretische Leistung
| Pixelrate | 13.60 GPixel/s | 21.22 GPixel/s |
|---|---|---|
| Texturrate | 40.80 GTexel/s | 84.90 GTexel/s |
| FP16 (half) Leistung | 1,306 GFLOPS (1:1) | — |
| FP32 (float) Leistung | 1,306 GFLOPS | 2.038 TFLOPS |
| FP64 (double) Leistung | 81.60 GFLOPS (1:16) | 84.90 GFLOPS (1:24) |
Boarddesign
| Steckplatzbreite | IGP | MXM Module |
|---|---|---|
| TDP | 75 W | 100 W |
| Ausgabe | No outputs | No outputs |
| Stromverbindung | None | None |
| Board-Nummer | — | P2051B |
Grafik-Features
| DirectX | 12 (12_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader-Modell | 6.4 | 5.1 |
| CUDA | — | 3.0 |
