Linux support had been 'beta'. Don't know if it's considered GA yet.
Biggest difference is with a Windows install all of the Powershell based workflows are supported.
There are many of them - you probably do want to go with a Windows install ...
I hope this response has been helpful to you.
At your service,
Eugene E. Kashpureff, Sr.
Independent NetApp Consultant http://www.linkedin.com/in/eugenekashpureff
Senior NetApp Instructor, FastLane US http://www.fastlaneus.com/
(P.S. I appreciate 'kudos' on any helpful posts.)