The CalDigit FASTA-6GU3 is the first of its kind, combining two next generation interfaces into a single card with throughput speeds of up to 6Gbps. With both USB 3.0 and 6G eSATA connectivity, the CalDigit FASTA-6GU3 provides a connection for the latest technology. The CalDigit FASTA-6GU3 card has been designed for the most demanding content creators. Applications like video editing, audio sweetening and photography are the perfect fit. Supports many popular technologies - S.M.A.R.T. - Port multiplication - Booting - Support for green and high performance SATA drives. - Fully compatible with SATA I (1.5G), SATA II (3G) and SATA III (6G) drives. Support for Mac and Windows - CalDigit developed the first USB 3.0 driver for Mac OS X. - Both Mac and PC users are able to take advantage of the speeds of USB 3.0. - CalDigit is the only company to provide third party support for USB 3.0 devices on the Mac. Ideal for fast storage - Designed to provide the CalDigit AV Drive, CalDigit VR and CalDigit VR mini the fastest connection possible. - Lets users take advantage of this next generation connectivity. - Unlike other companies cards the FASTA-6GU3 is not proprietary to CalDigit products CalDigit's exceptional quality of product - 2x eSata ports - 2x USB3.0 - Designed with high quality components - Only requires a single PCIe slot, but provides two interfaces - Multiple USB 3.0 and 6G eSATA devices can be attached - All components have been tested using a special oscilloscope to ensure optimum performance - Uses less power than most PCIe cards. - Designed to run faster and cooler than other cards on the market. - Requires no driver for eSATA operation under OS X Lion. - Completely backwards compatible with legacy SATA devices Support - 1-year warranty - Legendary technical support - CalDigit's satisfaction guarantee - Fully tested before it ships.