Use the Settings tab in the Autodesk Rendering window to customize Render Style presets.
Reusable rendering parameters are stored as render presets. You can choose from among a set of default render presets or you can use the Settings tab to create your own custom render presets.
Render to Level. Specifies the render level 1 to 50. The higher the level, the higher the quality of the rendering.
Render Time (Minutes). Specifies the render time in minutes. When you render animations, this setting controls how long it will take to render the whole animation, and not individual animation frames.
Lighting Calculation. Specifies the complexity of the lighting calculation.
Numeric Precision. Specifies numeric precision.