Startechcom superspeed usb 30 card adaptors startechcom pciusb3s4 this 4 port pci to usb 30 card from startechcom enables legacy pci slots to support the superspeed usb 30 standard which is capable of data transfer rates up to 5 gbps using usb 30 devices with this card will increase data transfer rates with up to 13 gbps of available bandwidth pci bus limit more than doubling performance compared to a usb 20 connectionthis versatile usb 30 adaptor includes an optional sata po