Asus Socket AM3+/ AMD 970/ Quad CrossFireX/ SATA3&USB3.0/ A&GbE/ ATX Motherboard (M5A97) CPU: Socket AM3+ Support FX/ Phenom II /Athlon II /Sempron 100 Series Processors; Support 140W CPU; Support AMD Cool 'n' Quiet Technology; Support AM3+ 32 nm CPU. Chipset: AMD 970 & SB950 Memory: 4x DDR3-2133(O.C.)/1866/1600/1333/1066 DIMMs, Dual Channel, Non-ECC, Un-buffered, Max Capacity upto 32GB Slots: 2x PCI-Express 2.0 x16 Slots(one run at x4, Support AMD Quad-CrossFireX); 2x PCI-Express 2.0 x1 Slots; 2x PCI Slots SATA: 6x SATA3 Ports, Support RAID 0/ 1/ 5/ 10 Audio: Realtek ALC887 8-Channel High Definition Audio CODEC CPU: Socket AM3+ Support FX/ Phenom II /Athlon II /Sempron 100 Series Processors; Support 140W CPU; Support AMD Cool 'n' Quiet Technology; Support AM3+ 32 nm CPU; Chipset: AMD 970 & SB950 LAN: Integrated Realtek 8111E Gigabit Ethernet Controller Ports: 12x USB 2.0 Ports(6 rear, 6 at mid-board); 2x USB 3.0 Ports; 2x PS/2 Ports; 1x Optical S/PDIF out; 1x RJ45 LAN Port; Audio I/O Jacks