Double your throughput and add up to 1.7TB of internal storage capacity in select xSeries servers using the next generation of high-speed Ultra320 SCSI hard disk drives (HDDs). Ultra320 SCSI drives provide top-of-the-line performance for business-critical, disk-intensive applications such as e-business, transaction processing, data maining and data warehousing. Ultra320 SCSI technology combines interface data transfer rates of up to 320MBbps, reduced overhead and enhanced flow control to help deliver dramatic performance gains.