There isn't much to 'tweak' on motherboard driver, even there is one, would you dare to try them? Any single thing goes wrong on motherboard driver normally ends up as hdd reformat, windows reinstall, etc.
If I agree with you... will you shut up?
<A HREF="http://www.anandtech.com/mysystemrig.html?id=22996" target="_new">My System Rig</A>