Asus M4N98TD Socket AM3/ nForce 980a SLI/A&GbE/ATX Motherboard CPU: Socket AM3 Support AMD Phenom II/ Athlon II/ Sempron 100 Series Processors; Chipset: nVidia nForce 980a SLI Memory: 4x 240pin DDR3-2000(O.C.)/1333/1066 DIMMs, Dual Channel, ECC/Non-ECC, Un-buffered, Max Capacity 16GB Audio: VIA VT1708S 8-Channel High Definition Audio CODEC LAN: Broadcom B5071 Gigabit Ethernet Controller Ports: 12x USB 2.0 Ports (6 rear, 6 at mid-board); 2x PS/2 Port; 1x eSATA Port; 2x IEEE 1394a Power Connector: 1x 24pin Main Power, 1x 8pin CPU Power Support 45nm CPU; Support AMD 140W CPU; Support HyperTransport 3.0, Upto 5200 MT/s Ports: Ports(1 rear, 1 by header); 1x Optical S/PDIF-out; 1x Coaxial S/PDIF-out; 1x RJ45 LAN Port; Audio I/O Jacks