ASRock Z170A-X1 BIOS 1.70 ASRock Super Alloy Supports 6th Generation Intel® Core Processors (Socket 1151) 5 Power Phase design Supports DDR4 3466+(OC) 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 8 USB 3.0 (2 Front, 6 Rear) Supports Full Spike Protection, ASRock Live Update & APP Shop