Asrock z170 extreme4 socket 1151 dvi d hdmi displayport 71 ch hd audio atx motherboard product specifications general unique feature asrock usb 31 asrock front usb 31 panel 1 x usb 31 type a port 10 gbs 1 x usb 31 type c port 10 gbs asrock rear usb 31 type a port 10 gbs asrock rear usb 31 type c port 10 gbs asrock super alloy xxl aluminum alloy heatsink combo caps nichicon 12k platinum caps nichicon 12k platinum caps 100 japan made high quality conductive polymer ca