MSI Extreme Gaming Intel X99 LGA 2011 DDR4 USB 3.1 Extended ATX Motherboard (X99A XPOWER AC) Socket LGA 2011-3 for Intel Core i7 Extreme Edition/ Core i7 processors Intel X99 chipset 2 USB3.1 (10Gb/s), 12 USB 3.0 and 7 USB2.0 E-ATX 5 PCI-E 3.0 x16 and 1 PCI-E x1 4-way SLI/ 4-way Crossfire ready 2 Intel Gigabit LANs, Intel Wi-Fi 802.11ac and Bluetooth Liquid Cooling Heat pipe, OC Engine and OC Essentials