Hi,
ezisk, and welcome to the forums.
First off, I moved your post as you posted in the general informational post about the RealTek drivers, which is not really a help thread.
On that motherboard, have you verified if you have all the connection correct for using the HD audio with the front / rear panel? I know the rear is automatic, but with the front panel, IIRC there is a specialized place for connecting the mic and speaker out jacks for HD versus non HD....