Thanks!
My GPU card is GTX980Ti on MacOS.
I try it but more noise on it and time more longer.

Do I reinstall OC plugin for maya?
Or somethings I use wrong？

Hi guys.
I'm freshman to use this render.I don't know why the picture have some noise point on my model and it's reflection.(Like the red circle side)
https://scontent-tpe1-1.xx.fbcdn.net/t31.0-8/13735565_1212793965405709_1468871791948143752_o.jpg
This one is less but I couldn't remove "them ...