Mfr Part Number: BOXDH61WWB3 CPU: Socket 1155 Support 2nd Generation Intel Core i7/i5/i3 Series Processors Chipset: Intel H61 Express Chipset Memory: 2x 240pin DDR3-1333/1066/800 DIMMs, Dual/ Single Channel, Non-ECC, Max Capacity upto 8GB Slots: 1x PCI-Express 2.0 x16 Slot; 1x PCI-Express 2.0 x1 Slot; 1x PCI Slot SATA: 4x SATA2 Ports Audio: Realtek ALC892 6-Channel High Definition Audio CODEC Video: Integrated Intel HD Graphics Controller LAN: Intel 82579V 10/100/1000 Gigabit Ethernet Controller Ports: 6x USB 2.0 Ports (4 rear, 2 by headers); 1x PS/2 Port; 1x VGA Port; 1x Parallel Port; 1x RJ45 Port; Audio I/O Jacks Form Factor: Micro ATX, 9.6 x 7.75 inch / 24.38 x 19.7 cm Package: Retail