Seagate Barracuda internal hard drives have a fast SATA (Serial ATA) interface coupled with 32MB of cache for sustained 160MB/s and burstable up to 3.0 Gbps data transfer rates. Seagate is an industry leading manufacturer of hard drives with the Barracuda series now in its 12th generation of drives. Segate Barracuda drives are typically made from 70% recycled materials, keeping Seagate's footprint green and RoHS compliant.