ASRock MicroATX DDR4 LGA 1151 Motherboard Z170M EXTREME4 Socket: LGA1151 Chipset: Intel Z170 Memory: 4x DDR4-3466+(OC)/ 3200(OC)/ 2933(OC)/ 2800(OC)/ 2400(OC)/ 2133 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 64GB Slots: 3x PCI-Express 3.0 x16 Slots (run at x16,or x8/x8 or x8/x8/x4 modes), 1x PCI-Express 3.0 x1 Slot (Flexible PCIe) Multi-Graphics: Supports AMD Quad CrossFireX, CrossFireX and NVIDIA Quad SLI, SLI Technology SATA: 6x SATA3 Ports, Support RAID 0, 1, 5, 10 Ports: 2x USB 3.1 Ports (1 Type-C, 1 Type-A), 6x USB 3.0 Ports (4 rear, 2 via header), 2x USB 2.0 Ports (via header), 1x PS/2 Keyboard/Mouse Port, 1 x DVI-D Port, 1x HDMI Port, 1x Optical S/PDIF Out, 1x RJ45 LAN Port, Audio I/O Jacks Form Factor: Form Factor: MicroATX