Seagate 15K.7 600 GB SAS, Cheetah. Hard drive interface: Serial Attached SCSI (SAS), Hard drive capacity: 600 GB, Hard drive size: 8.89 cm (3.5"). Width: 10.185 cm, Height: 2.61 cm, Depth: 14.699 cm. Data transfer rate: 6 Gbit/s