Gigabyte LGA 1150 Intel Z87 HDMI SATA 6Gbps USB 3.0 ATX DDR3 1600 Intel Motherboards GA-Z87-HD3 CPU: Support Intel Core i7/i5/i3 in LGA 1150 package Memory: 4 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory; DDR3 2933(O.C.)/1600/1333 MHz D-Sub, DVI-D, HDMI LAN: Realtek GbE LAN chip (10/100/1000 Mbit) Expansion Slots: 1 x PCI Express x16 slot, running at x16 (PCIEX16);1 x PCI Express x16 slot, running at x4 (PCIEX4); 2 x PCI Express x1 slots; 2 x PCI slots Support for AMD CrossFire technology Storage Interface: 6 x SATA 6Gb/s connectors supporting up to 6 SATA 6Gb/s devices; Support for RAID 0, RAID 1, RAID 5, and RAID 10 USB:Up to 6 USB 3.0/2.0 ports; Up to 8 USB 2.0/1.1 ports