I know you don't want me to say it, but I'll say it anyway, and I wont add to it. But.......
There are good reasons why Epox should have used the MCP-T and not some CMedia chip.
Tom's Hardware Sound Processors and their Performance in Games
As you can see, games run quite a bit faster with NForce APU sound than CMedia and unfortunately this is going to be a let down for many.
Sorry, I won't post any more on this issue, I just wanted to make it known.