MSI LGA1155/Intel H61 (B3)/DDR3/A and GbE/MicroATX Motherboard H61M-P31 (G3) CPU: LGA1155; Supports 3rd Generation Intel Core i7/i5/i3/Pentium/Celeron Processors Chipset: Intel H61?(B3) Memory: 2x DDR3-1333/1066 DIMM Slots, Dual Channel, Unbuffered, Max Capacity up to 16GB Slots: 1x PCI-Express 3.0 x16 Slot; 1x PCI-Express 2.0 x1 Slot SATA: 4x SATA2 Ports Ports: 10x USB 2.0 Ports (6 rear,?4via headers); 1x PS/2 Keyboard Port; 1x PS/2 Mouse Port; 1x VGA Port; 1x DVI Port; 1x RJ45 LAN Port; Audio I/O Jacks Power Connector: 1x 24-pin ATX Power Connector; 1x 4-pin ATX 12VPower Connector