G-RAID with Thunderbolt 8TB. 2x SATA II, 7200RPM, 64MB Cache. Ultra-fast, high-performance Thunderbolt technology, double the transfer rates of USB 3.0, over 12 times faster than Firewire 800. Dual Thunderbolt ports, Daisy-chain up to 6 Thunderbolt compatible peripherals. Raid 0 for maximum performance, supports multi-stream HDV, DVCPro HD, XDCAM HD, ProRes 422 and uncompressed SD workflows. Time Machine-ready, plug-and-play setup on Mac OS.