I had / have the sound problem. After downloading the latest Realtec audio driver the sound got mutch betther. Only engine sound diapear in out side view in online gaming. I can live with that since i spend the moast of my time in full real servers
i am using the built in sound from my motherboard... witch is a.... cant remember.. 52 pro or something
But a friend of mine newer had anny sound problems.. i think i will ask what type of card he got.