ASRock Motherboard Micro ATX DDR4 H170M PRO4S Socket Type: LGA 1151 Chipset: Intel H170 Memory: 4x DDR4-2133 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 64GB Slots: 2x PCI-Express 3.0 x16 Slots (one runs at x4), 2x PCI-Express 3.0 x1 Slots (Flexible PCI-Express) Multi-Graphics: Supports AMD Quad CrossFireX, CrossFireX Technology SATA: 6x SATA3 Ports, Support RAID 0, 1, 5, 10 Form Factor: MicroATX