The leanest and possibly quickest operating system may not be the latest offered by Microsoft...
This is a site dedicated to CNC right? Not gaming or even CAD.
Computer Numerical Control... What is the point of haveing functions that have nothing to do with creating motion through servo systems?
Do we have to give up ANY speed in trade for some of those functions?
If you do, then I say, you're using your CNC for the wrong thing. And machine tool builders are focused on the wrong features if performance takes a back seat to advanced features (other than high speed motion control).
check out a performance comparision between some popular brands: