Win 8.1 & 2012 - very probable since that info came from SM.

Win 8 - has no issues, I have been running 2012 on this box for over 6 months now with no problem. Just ignore the "upgrade to 8.1" prompt, & install the SR if you use IE11. (I stayed with IE10 since I don't use it Chrome)

Poser Pro 2012 SR3 on Win10 x64 w/Reality.
Poser Display Units = inches.