Asrock LGA1151 Z170 Extreme4 – ASRock Super Alloy, Supports 6th Generation Intel Core Processors (Socket 1151), Digi Power, 10 Power Phase design,Supports DDR4 3866 (OC) memory modules, 3 PCIe 3.0 x16, 3 PCIe 3.0 x1, NVIDIA Quad SLI , AMD 3-Way CrossFireX , Graphics Output Options: DVI-D, HDMI, DisplayPort 1.2, Supports Triple Monitor, 7.1 CH HD Audio (Realtek ALC1150 Audio Codec), Supports Purity Sound 3 DTS Connect, 3 SATA Express, 6 SATA3, 1 Ultra M.2 (PCIe Gen3 x4 SATA3), 2 USB 3.1 (1 Type-C 1 Type-A), 8 USB 3.0 (2 Front, 6 Rear), Supports Full Spike Protection, ASRock Live Update APP Shop