you motherboard may have 6.1 on it, but using a sound card takes load of the cpu . . .
also, i suggest this ram http://www.newegg.com/app/ViewProductDesc.asp?description=20-146-898&depa=0
also, i suggest this ram http://www.newegg.com/app/ViewProductDesc.asp?description=20-146-898&depa=0