Which scenario is better for testing purpose than some easy balls?
While the creators of Fryrender are promising to release Random Control, an unbiased realtime renderer but donīt, I found Keyshot by Luxion. Itīs very small and itīs fascinating and easy to use. It doesnīt support mapping for anisotrophy or SSS but who cares? Itīs in realtime!
Time to build the scene at this sample level: about 20 minutes.
amount of blur shader samples: 32
ray depth (bounces): 6
depth of field sampling quality: 10