1.ATX Industrial Motherboard supporting 32nm LGA1155 Intel Core i7/i5/i3 Sandy Bridge 2.4x PCI,1x PCIE X4,1x PCIE X16 ATX-6931 is a high performance ATX motherboard, adopting INTELQ67/Q77 chipset, compatible with LGA1155 Sandy Bridge and IVY Bridge(Q77 supports IVY Bridge) CPU. Board provides10*serial ports, 6*SATA (SATA1& SATA2 support SATA3.0),10*USB(Q77 chipset supports USB3.0), 8Bit GPIO, ...