Originally Posted by Aquinus
I'm not disputing that is sounds differently, I'm disputing the following quote because on board audio isn't as bad as it used to be and the difference between the two exists, but it isn't night and day.
All of the measurements of on-board sound cards I have seen lately are straight up horrible. Most well designed mid-end sound cards are alright.
My guess is that a properly configured ASUS Xonar or Forte for that matter is a more than adequate source for any active PC based surround sound system.