ASRock B150M Pro4V BIOS 1.30 ASRock Super Alloy Supports 6th Generation Intel® Core™ Processors (Socket 1151) Digi Power, 6 Power Phase design Supports Dual Channel DDR4 2133 2 PCIe 3.0 x16, 2 PCIe 3.0 x1 Supports AMD Quad CrossFireX™ and CrossFireX™ Graphics Output Options: DVI-D, HDMI, D-Sub 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 6 SATA3, 1 M.2 6 USB 3.0 (2 Front, 4 Rear) Supports Full Spike Protection, ASRock Live Update & APP Shop