... I3 I5 I7 Quad Cpu,FSB 1600/1333/1066 MHZ,Dual Channel Support 2×DDR3,1333/1066, 2xPCI 1X, PCIE16x1 ,USB2.0×10, ... Intel® H61 Express ChipsetMain Memory Support Dual Channel DDR3 1333/1066Support Dual Channel memory architectureSupport non-ECC,unbuffered memory,2 x DIMM slots,Maz. ... port header1 x Speaker header2 x USB 2.0 headers for additional 4 USB 2.0 portsOnboard LANRealtek 100/1000M LANExpansion ...