ATI Mobility Radeon HD 4670 Mac Edition vs NVIDIA GeForce 705M
Grafikprozessor
| GPU Name | M96 | GF117 |
|---|---|---|
| GPU Variante | M96 XT (216-0729051) | N14M-GL |
| Architektur | TeraScale | Fermi 2.0 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 55 nm | 28 nm |
| Transistoren | 514 million | 585 million |
| Chipgröße | 146 mm² | 116 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Sep 16th, 2009 | Sep 27th, 2013 |
|---|---|---|
| Generation | M9x (Mobility HD 4600) | GeForce 700M |
| Produktion | End-of-life | End-of-life |
| Businterface | MXM-A (3.0) | PCIe 2.0 x16 |
| Reviews | 2 in our database | — |
| Vorgänger | M8x | GeForce 600M |
| Nachfolger | Manhattan | GeForce 800M |
Takt-Geschwindigkeiten
| GPU-Taktung | 680 MHz | 738 MHz |
|---|---|---|
| Speicher-Taktung | 790 MHz 1580 Mbps effective | 900 MHz 1800 Mbps effective |
| Shader-Taktung | — | 1476 MHz |
Speicher
| Speichergröße | 256 MB | 1024 MB |
|---|---|---|
| Speichertyp | GDDR3 | DDR3 |
| Speicherbus | 128 bit | 64 bit |
| Bandbreite | 25.28 GB/s | 14.40 GB/s |
Render-Konfiguration
| Shading-Einheiten | 320 | 48 |
|---|---|---|
| TMUs | 32 | 8 |
| ROPs | 8 | 8 |
| Compute Units | 4 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 128 KB | 128 KB |
| Anzahl SM | — | 1 |
Theoretische Leistung
| Pixelrate | 5.440 GPixel/s | 1.476 GPixel/s |
|---|---|---|
| Texturrate | 21.76 GTexel/s | 5.904 GTexel/s |
| FP32 (float) Leistung | 435.2 GFLOPS | 141.7 GFLOPS |
| FP64 (double) Leistung | — | 11.81 GFLOPS (1:12) |
Boarddesign
| Steckplatzbreite | MXM Module | — |
|---|---|---|
| TDP | 35 W | 15 W |
| Ausgabe | No outputs | No outputs |
| Board-Nummer | B80357 | — |
Grafik-Features
| DirectX | 10.1 (10_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| Shader-Modell | 4.1 | 5.1 |
| CUDA | — | 2.1 |
