If you are not ready yet to switch out your motherboard, Transcend's USB (Universal Serial Bus) 3.0 Expansion Card will allow you an opportunity to reap the benefits of USB (Universal Serial Bus) 3.0 transfer speeds. This easy-to-install card enables you to add USB (Universal Serial Bus) 3.0 ports to any desktop computer with a PCI Express slot, delivering data transfer rates up to 10 times faster than Hi-Speed USB (Universal Serial Bus) (USB 2.0) with optimized power efficiency. The Expansion Card's PCI Express 2.0 x 1 connection interface is compatible with virtually all current motherboards, & guarantees unrestricted two-way communication between your PC & any USB (Universal Serial Bus) devices you plug into the card. With two Super Speed USB (Universal Serial Bus) 3.0 ports, which have bandwidth up to 5 Gb/s, Transcend's USB (Universal Serial Bus) 3.0 Expansion Card is ideal to be used with USB (Universal Serial Bus) 3.0 high-capacity external storage devices, such as external hard drives & USB (Universal Serial Bus) flash drives.