Gigabyte LGA1155 Intel H61 Express Micro ATX DDR3 1600 Motherboards GA-H61M-S1 CPU: Support Intel Core i7/i5/i3 in LGA 1155 package Memory: 2 x 1.5V DDR3 DIMM sockets supporting up to 16 GB of system memory; DDR3 1333/1066 MHz D-Sub LAN: Realtek GbE LAN chip (10/100/1000 Mbit) Expansion Slots: 1 x PCI Express x16 slot, running at x16 (PCIEX16); 2 x PCI Express x1 slots USB: Up to 8 USB 2.0/1.1 ports