This ThunderBay 4 80TB 4-Bay Thunderbolt 3 RAID Array from OWC / Other World Computing is pre-configured with four 20TB Toshiba MG10 Enterprise-grade drives pre-configured in RAID 5 via included SoftRAID XT software, which provides a balance of performance and data redundancy. With two Thunderbolt 3 ports featuring transfer speeds of up to 40 Gb/s, it's suitable for a wide variety of workflows, such as video and photo editing, audio production, and much more. If needed, Thunderbolt 3 connectivity also supports daisy-chaining with up to six devices as well as DisplayPort equipped displays. Using the SoftRAID XT software, you can reconfigure these drives from RAID 5 to alternate configurations including RAID 0, 1, 4, 1+0 (10), and JBOD. When configured in RAID 0, the ThunderBay 8 features read speeds of up to 1167 MB/s and write speeds of up to 1060 MB/s.