OS X 10.10.13 Yosemite, MacPro early 2009, Quadro 400 for Mac.
Worked well last week with PrPro CC2014, works well today with PrPro CC 2015. In fact, only CUDA acceleration works for me with CC 2015. Open CL gives green frames, am not sure why. I also have Radeon HD5770 installed.
Kannan Raghavan
The Big Toad Films Pte. Ltd.