The HDPro2 is the second generation 8 Drive RAID system from CalDigit. With speeds reaching up to 800MB/s, the HDPro2 is a powerhouse perfect for creative professionals. With high quality components, hot swappable parts and a upgradeable built in RAID controller, the HDPro2 is designed to run 24/7. The HDPro2 is fast enough for use with the CalDigit SuperShare SAN system. Connect with external PCIe which allows for hardware RAID on laptops as well at Thunderbolt enabled devices with the ThunderExpress.