MSI Z170A-G45 GAMING Desktop Motherboard - Intel Z170 Chipset - Socket H4 LGA-1151 - ATX - 1 x Processor Support - 64 GB DDR4 SDRAM Maximum RAM - 3.20 GHz, 3 GHz, 2.80 GHz, 2.40 GHz, 2.13 GHz (O.C.), (O.C.), (O.C.) Memory Speed Supported - DIMM, UDIMM - 4 x Memory Slots - SLI, CrossFire Support - Serial ATA/600 RAID Supported Controller - 0, 1, 5, 10 RAID Levels - CPU Dependent Video - HDMI - Intel - 7.1 Audio Channels - Gigabit Ethernet - 4 x PCI Express x1 Slots - 3 x PCI Express x16 Slot