This thread will be used to provide official support for ASUS AMD 9** series chipset motherboards. Share your experience, tips tricks and place support/technical queries in this thread please. 
Grab chipset drivers from here and install these first:
http://www.asus.com/Motherboards/AMD_AM3Plus/Crosshair_V_Formula/#download
11.5 AHCI Drivers
http://www2.ati.com/drivers/11-5_win7_32-64_ahci.exe
Intel Lan Drivers (Crosshair V Formula)
http://www.mediafire.com/file/yaca3j11m6g7c9n/Intel_LAN_V15600_XpVistaWin7.zip
Realtek Lan Drivers
http://www.mediafire.com/file/quq1xnttdjqbc9o/Realtek_LAN_V5782_V6247_V743_XpVistaWin7.zip
Grab chipset drivers from here and install these first:
http://www.asus.com/Motherboards/AMD_AM3Plus/Crosshair_V_Formula/#download
11.5 AHCI Drivers
http://www2.ati.com/drivers/11-5_win7_32-64_ahci.exe
Intel Lan Drivers (Crosshair V Formula)
http://www.mediafire.com/file/yaca3j11m6g7c9n/Intel_LAN_V15600_XpVistaWin7.zip
Realtek Lan Drivers
http://www.mediafire.com/file/quq1xnttdjqbc9o/Realtek_LAN_V5782_V6247_V743_XpVistaWin7.zip