Originally Posted by ariy
I have attached the dxdiag dump.
Your audio drivers are really
Description: SB Audigy Audio [D000]
Date and Size: 8/12/2002 11:03:30, 837548 bytes
Description: Realtek HD Audio output
Date and Size: 9/19/2007 11:16:32, 4617728 bytes
Download and Install the latest drivers from here:
If you don't use the Realtek one you might also consider deactivating it.