The IBM 7206 Model VX3 External Tape Drive is a stand-alone, SCSI, VXA-320 streaming tape drive that attaches externally to the IBM eServer pSeries and iSeries families of workstations and servers.The IBM 7206 Model VX3 External Tape Drive writes data to tape using a Discrete Packet Format. The tape drive provides a media capacity of up to 160 GB (320 GB with 2:1 compression) of data storage per cartridge and a sustained data transfer rate of up to 12.0 MB per second (24.0 MB per second with 2:1 compression).