For ASUS ROG Crosshair V Formula-Z Motherboard 990FX AM3+ DDR3 ATX Gaming Board
AM3 / AM3 +: 990FX. Part Number :Crosshair V Formula-Z (C5F-Z). AMD CPU Interface: AM3 / AM3 +. • FOR DELL/HP/LENOVO/ASUS. Motherboard Structure: ATX Standard. The motherboard doesn't include the CMOS battery.