Asrock LGA1151 Z170 Extreme3 – ASRock Super Alloy, Supports 6th Generation Intel Core Processors (Socket 1151), Digi Power, 8 Power Phase design, Supports DDR4 3866 (OC), 3 PCIe 3.0 x16, 3 PCIe 3.0 x1, Supports AMD 3-Way CrossFireX , NVIDIA Quad SLI , SLI , Graphics Output Options: HDMI, 7.1 CH HD Audio (Realtek ALC1150 Audio Codec), Supports DTS Connect, 6 SATA3, 3 SATA Express, 1 Ultra M.2 (PCIe Gen3 x4 SATA3), 2 USB 3.1 10Gb s (1 Type-A 1 Type-C), 8 USB 3.0 (2 Front, 6 Rear), Supports Full Spike Protection, ASRock Live Update APP Shop