Specifications: Newest Solution, Supports USAP ( USB Attached SCSI Protocol ) of Windows 8 Most probably the fastest USB 3.0 7 Port Adapter Card in the market Maximum speed is about 385MB/s ( see testing result photo ) No Driver needed for Windows 8 ( Do not install driver for Windows 8 ) PCIE X1 , 2.0 standard, VLI chipset 5 x external and 2 x internal USB3.0 port Each port provides DC 5V 1A via USB 3.0 connector Connect to PC power supply with SATA Power Connector Transfer Rate: 5Gbps, 480Mbps, 12Mbps Fully compatible with usb 3.0, USB2.0 , USB 1.1 and USAP Supports Windows XP / 2003 / Vista / 7 / 8 Fits perfectly with our 2 Port USB 3.0 front panel ( SE-FP-USB3-02 ) ( not included) Package contents: 1 x PCIE USB 3.0 adapter 1 x Driver CD