Supports 9th and 8th Gen Intel® Core™ Processors (LGA1151) 4 Power Phase Supports DDR4 2666 1 PCIe 3.0 x16, 1 PCIe 3.0 x1 Graphics Output Options: HDMI, DVI-D, D-Sub Realtek ALC897 7.1 CH HD Audio Codec 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4 & SATA3) 4 USB 3.2 Gen1 Type-A (2 Rear, 2 Front), 6 USB 2.0 (4 Rear, 2 Front) Realtek Gigabit LAN Supports ASRock Auto Driver Installer Chipset - Intel® H370 Memory - Dual Channel DDR4 Memory Technology - 2 x DDR4 DIMM Slots - Supports DDR4 2666 / 2400 / 2133 non-ECC, un-buffered memory - Max. capacity of system memory: 64GB - Supports Intel® Extreme Memory Profile (XMP) 2.0 BIOS - 128Mb AMI UEFI Legal BIOS with multilingual GUI support Graphics - 1 x HDMI 1.4, supports HDCP 2.2, 4K Ultra HD (UHD) playback and max. resolution up to 4K 30Hz - 1 x DVI-D, supports HDCP 2.2 and max. resolution up to Full HD (1920x1200) 60Hz - 1 x D-Sub, supports max. resolution up to Full HD (1920x1200) 60Hz Storage Chipset: - 1 x Ultra M.2 Socket (M2_1, Key M), supports type 2260/2280 SATA3 6.0 Gb/s & PCIe Gen3x4 (32 Gb/s) modes* - 4 x SATA3 6.0 Gb/s Connectors Form Factor - Micro ATX Form Factor: 7.9-in x 7.5-in, 20.1 cm x 19.1 cm