You can now set the preview screen for unsharp mask as set for JPEG / TIFF output or printing in the past.
Unsharp Mask Preview by Amount
You can set the strength of the sharpness.
Unsharp Mask Preview by Radius
You can set the thickness of the outline that sharpness is applied to.
You can set the definition to outlines that can be applied to sharpness. Sharpness can be applied to only outlines to a certain degree with a high setting.