PCI-Express 2.0 x1 USB 3.0 2-Port Card, Renesas Chipset, Powered by SATA Port, with Low Profile Bracket. This Syba SD-PEX20160 2-Port USB 3.0 LP Ready PCI-Express Card supports Super Speed USB 3.0 standard. Operating at 5 GBps full-duplex mode, this Syba 2-Port USB 3.0 PCI-Express Card is ten times the speed of USB 2. Add two USB 3.0 ports to your computer with the SD-PEX20160. The controller card connects to the PCI express slot in order to give the user more computer functionality. This card is simple to use, just plug it in and turn on your computer.