Intel Socket 1156/Intel H55/DDR3-1333/A&GbE/ATX Motherboard, Bulk BLKDH55HC CPU: Socket 1156 Support Intel Core i7/i5/i3/Pentium Series Processor Chipset: Intel H55 Express Chipset Memory: 4x DDR3-1333/1066 DIMMs, Dual Channel, Upto 16GB Slots: 1x PCI-Express 2.0 x16 Slots; 2x PCI-Express 2.0 x1 Slot; 3x PCI Slot SATA: 6x SATA2 ports(2 Ports Compatible with eSATA dongles) Audio: Realtek ALC888S 8-Channel (5.1+2) High Definition Audio Codec LAN: Intel 82578DC Gigabit Ethernet Controller Ports: 12x USB 2.0 ports (6 rear, 6 on board); 1x PS/2 Port; 1x VGA Port; 1x DVI Port; 1x HDMI Port; 1x RJ45 LAN Port; Audio I/O Jacks