Gigabyte GA-Z97X-SLI LGA 1150 Z97 2-Way SLI UEFI DualBIOS ATX Motherboard LGA1150 Chipset: Intel Z97 Express Memory: 4x DDR3-3000(OC)/ 2933(OC)/ 2800(OC)/ 2666(OC)/ 2600(OC)/ 2500(OC)/ 2400(OC)/ 2200(OC)/ 2133(OC)/ 2000(OC)/ 1866(OC)/ 1800(OC)/ 1600/ 1333 DIMM Slots, Dual Channel, Non-ECC, Max Capacity of 32GB Slots: 2x PCI-Express 3.0 x16 Slots (one runs at x8), 3x PCI-Express 2.0 x1 Slots, 2x PCI Slots LAN: Intel Gigabit Ethernet Controller CPU Support: Support for Intel Core i7 processors/Intel Core i5 processors/ Intel Core i3 processors/Intel Pentium processors/Intel Celeron processors in the LGA1150 package Memory: 4 x DDR3 DIMM sockets supporting up to 32 GB; DDR3 3000(O.C.) / 2933(O.C.) / 2800(O.C.) / 2666(O.C.) / 2600(O.C.) / 2500(O.C.) / 2400(O.C.) / 2200(O.C.) / 2133(O.C.) / 2000(O.C.) / 1866(O.C.) / 1800(O.C.) / 1600 / 1333 MHz memory modules GIGABYTE UEFI DualBIOS.