MSI LGA1155/Intel H61 B3/DDR3/A&GbE/MATX Motherboard H61M-P23 (B3) CPU: Socket 1155 Support Intel Sandy Bridge Processors Chipset: Intel H61 (B3) Chipset; Memory: 2x 240pin DDR3-1333/1066 DIMMs, Dual Channel, Max Capacity Upto 16GB Slots: 1x PCI-Express 2.0 x16 Slot; 3x PCI-Express 2.0 x1 Slots; SATA: 4x SATA2 Ports; Ports: 10x USB 2.0 Ports (4 rear, 6 by header); 2x PS/2 Ports; 1x VGA Port; 1x Parallel Port; Audio: VIA VT1708S Flexible 8-channel Audio Codec, w/jack sensing; LAN: Atheros AR8151 PCI-Express Gigabit Ethernet Controller 2x Serial Port?1 rear, 1 by header); 1x RJ45 LAN Port; Audio I/O jacks; Power Connector: 1x 24pin main power connector, 1x 4pin CPU power connector