Add 2 SuperSpeed USB 3.0 ports to a computer through a PCI slot Compatible with Dell OptiPlex 7010 HP Compaq dc7800 2 Port PCI USB 3.0 Adapter Card PCI USB 3.0 Card Adapter PCI USB 3.0 Controller SATA Powered PCI USB 3.0 Card USB 3.0 Expansion Card Add Dual USB 3.0 Ports to a desktop PC Connect USB 3.0 peripherals to a legacy PC through a PCI slot Standard and Low Profile USB 3.0 PCIX Card Optional SATA Power for high power USB 3.0 devices such as external hard drives