Follow the link below to get drivers for SM Bus Controller and Universal Serial Bus (USB) Controller http://support.amd.com/en-us/download/auto-detect-tool First Install Catalyst , then under driver version amd-catalyst-omega-14.12 follow this http://support.amd.com/en-us/download/chipset?os=Windows%208%20-%2032 to get Chipset Drivers Windows 7 64 bit.