The IBM Ultra320 SCSI 146 GB hard drive is an internal storage solution with 10,000 RPMs that is compatible with the eServer xSeries and IntelliStation. This drive is recommended for business critical, disk-intensive applications such as E-business, transaction processing and data warehousing. Improved diagnostics and data protection reduce downtime and you can create high-performance RAID arrays by connecting your drives to either an onboard Ultra320 SCSI controller with integrated mirroring capabilities or an IBM ServeRAID-5i Controller. Opportunity is knocking, answer the door with your good friend, the IBM U320 hard drive!