Speed super speed 5gbps high speed 480mbps full speed 12mbps and low speed 1 5mbps connectors 2 x type a usb female compliant with usb 3 0 specification rev 1 0 supports usb 3 0 usb 2 0 and usb 1 1 devices 15 pin sata power connector for 5v usb from atx power supply compliant with pci express specification 2 0 low profile pcie form factor silicon fuse on each port regular size pcie bracket with low profile pcie bracket included supported os windows 8 7 32bit 64bit