ASRock B150 Pro4/3.1 BIOS 1.90 ASRock Super Alloy Supports 6th Generation Intel® Core Processors (Socket 1151) Supports DDR4 2133 2 PCIe 3.0 x16, 3 PCIe 3.0 x1 Supports AMD Quad CrossFireX™ Graphics Output Options: DVI-D 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 6 SATA3 2 USB 3.1 10Gb/s (1 Type-A + 1 Type-C), 6 USB 3.0 (2 Front, 4 Rear)