ASRock LGA1150/Intel Z87/DDR3/Quad CrossFireX and Quad SLI/SATA3 and USB 3.0/Wi-Fi/A&2GbE/ATX Motherboard Z87 EXTREME9/AC LGA1150 Form Factor: ATX Memory: 4x DDR3-2933+(OC)/ 2800(OC)/ 2400(OC)/ 2133(OC)/ 1866(OC)/ 1600/ 1333/ 1066 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 32GB SATA: 10x SATA3 Ports, Six Support RAID 0, 1, 5, 10 Slots: 5x PCI-Express 3.0 x16 Slots (run at x16 or x16/x16 or x8/x8/x16 or x8/x8/x8/x8), 1x PCI-Express 2.0 x1 Slot, 1x Mini PCI-Express Slot (for Wi-Fi + BT Module) Ports: 12x USB 3.0 Ports (6 rear,?6 via headers), 9x USB 2.0 Ports (2 rear,?6 via headers, 1 Type A), 1x PS/2 Mouse/Keyboard Port, 1x HDMI Port, 1x DisplayPort, 2x Thunderbolt Ports, 1x Optical S/PDIF Out, 1x eSATA Port, 2x RJ45 LAN Ports, Audio I/O Jacks LAN: Giga PHY Intel I217V and GigaLAN Intel I211AT Gigabit Ethernet Controllers; 802.11a/b/g/n/ac Wireless LAN (2.4/5GHz); Bluetooth 4.0 / 3.0