ASRock H170 Pro4/Hyper BIOS 1.20 ASRock Super Alloy Supports 6th Generation Intel® Core™ Processors (Socket 1151) Digi Power, 10 Power Phase Design Supports Dual Channel DDR4 2133, DDR4 Non-Z OC Hyper BCLK Engine Integrated 2 PCIe 3.0 x16, 3 PCIe 3.0 x1 AMD Quad CrossFireX™, CrossFireX™ Graphics Output Options: DVI-D, HDMI 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 1 SATA Express, 6 SATA3, 1 Ultra M.2 (PCIe Gen3 x4 & SATA3) 8 USB 3.0 (2 Front, 6 Rear) http://www.asrock.com/mb/photo/H170 Pro4Hyper(L1).jpg