The RocketU 1144E maximizes the performance potential of USB 3.0 and 6Gb/s SATA storage devices. The revolutionary, dedicated per-port performance architecture allows each storage device to take full advantage of the PCIe 2.0 x4 host interface. The dual 5Gb/s USB 3.0 ports support all industry standard USB 3.0 devices while the dual 6Gb/s eSATA ports are optimized for today's fastest SATA SSD's and high-capacity hard drives. The RocketU 1122's 10Gb/s transfer bandwidth is ideal for high-speed SATA SSD's, and is the perfect USB 3.0 storage upgrade for any PCI-E capable PC platform.