Call there tech support and tell him your issue, Ive had this happen to me in the past and ask him to instruct you on where to get the drivers and install them. I know you probably know how to do it, but just bear with the person and get your build up and running.
And you did extract and unzip the folder with the diler before putting it on the cd right????
Phenom 9850 x4, Asus MVP Deluxe , 8gigs OCZ ddr2 1066, Visiontek 3870x2, Xfi Elite,2x WD Raptors 10k in raid 0,Antec 1000watt, and Cooler-master Stacker 830 Evolution.