USB3PCIE3-x are PCI Express 2.0 x1 cards with 4 Super-Speed USB 3.0 ports. The transfer rate is ca. 4 times faster than USB 2.0 and USB 3.0 with its high transfer rate highly suitable for external hard drives and video equipment that supports USB 3.0.
Supports 'Hot-Swap' (equipment can be connected while the system is running). USB 3.0 is backward compatible with USB 1.0 and 2.0.