Via HD Audio Driver v6.0.1.8700
Date/Ver of Driver = 04.08.2010 - 6.0.1.8700
Tested the new driver for a few days with 5+1 system and it works fine on "Win7 Ultimate N x86" and "Win7 Ultimate x64"..So if you have a Via HD Audio Hardware, try it
Via HD Audio Driver v6.0.1.8700 (http://www.viaarena.com/Driver/VIA_HD_Audio_vv8700a.zip)