... USB 3.0 controller chipsetFully compliant with PCI Express Base specification revision 2.0Support PCI-Bus Power Management Interface Specification Revision 1.2Internal HDD ... power connector for supplying extra +5V power to the USB portsSingle-lane (x1 ... simultaneous operation of multiple USB 3.0, 2.0, 1.1 devicesSupports Low-speed, Full-speed, High-speed, Super-speedSupports ...