- Display a 3D view of your model.
- Click Render tab
Render panel 
Advanced Render Settings. 
At the Command prompt, enter RPREF. - At the top of the Advanced Render Settings palette, choose a render preset to control the quality and speed of the rendered output.
The Draft preset is fast but its quality is low. The Presentation preset generates a high quality image but takes substantially longer to render.
- Under Render Context, set Procedure to View.
If you set an image target, the image is saved directly to a file as well as appearing on screen.
- Click Render tab Render panel Render. At the Command prompt, enter RENDER.