MAINBOARD ASROCK Z390 EXTREME 4 -Supports 9th and 8th Gen Intel® Core™ processors (Socket 1151) -Digital PWM, 12 Power Phase -Supports DDR4 4300+(OC) -3 PCIe 3.0 x16, 3 PCIe 3.0 x1, 1 M.2 (Key E) For WiFi -NVIDIA® Quad SLI™, AMD 3-Way CrossFireX™ -Graphics Output Options : HDMI, D-Sub, DisplayPort -7.1 CH HD Audio (Realtek ALC1220 Audio Codec) -Supports Purity Sound™ 4 & DTS Connect -8 SATA3, 2 Ultra M.2 (PCIe Gen3 x4 & SATA3) -2 USB 3.1 Gen2 10Gb/s (1 Type-A + 1 Type-C) -9 USB 3.1 Gen1 (1 Front Type-C, 4 Front Type-A, 4 Rear) -Intel® Gigabit LAN -ASRock Polychrome SYNC