StarTech 2 port PCI Express SuperSpeed USB 3.0 Card Model PEXUSB3S11 Type: PCI Express to USB Card External USB Ports: 1x USB Port Internal USB Ports: 1x USB Port Standard: USB 3.0 Data Transfer Rate: Up to 5.0 Gbps Operating Systems Supported: Windows XP(32/64bit)/Server 2003(32/64bit)/ Vista(32/64bit)/ 7(32/64bit)/ Server 2008 R2 Specifications: Note: The maximum throughput of this card is limited by the bus interface. If used with PCI Express Gen 1.0 enabled computers, the max throughput is 2.5 Gbps. If used with PCI Express Gen 2.0 enabled computers, the max throughput is 5 Gbps. Bus Type: PCI Express Card Type: Standard Profile (LP bracket incl.) Chipset ID: Renesas/NEC - µPD720200 Connector Type(s): PCI Express x1 Male External Ports: USB 3.0 A (9 pin ; SuperSpeed) Female Humidity: 0~85% RH Included in Package: Driver CD Instruction Manual Low profile bracket PCI Expr...