Upgrade Windows or Linux based desktops with two additional Super Speed USB 3.0 capable ports.System Requirements
One free standard or low profile PCI Express x1 slot (package includes brackets for both). Renesas µPD720202 chipset fully supports the latest XHCI 1.0 standard for maximum compatibility and reduces power consumption so supplemental power is not needed.Operating systems
Drivers for Windows XP, Vista, and Windows 7 (32/64-bit) included on CDROM. Drivers built in to Windows 8 (no install required). Not compatible with ARM-based Windows (MS Surface). Open source Linux support which recognizes this card is present in kernels 3.4.10+. Mac OS X is not supported at this time.Performance
Theoretical maximum speed of USB 3.0 is 5Gbs and PCIe 1x is 4Gbs. Practical speeds vary by device, but the current generation of devices usually won't exceed 2 Gbps.In the box
PCIe x1 card, driver disk, and both standard and low profile brackets.