RAID controller IBM ServeRAID Ultra2 SCSI, 2 channel ext (VHDCI), 3 channel 68-pin int, PCI, p/n: 76H3587 (for IBM RS/6000)

IBM offers Logical Drive Migration to let you add or remove disks or redefine arrays without shutting down your system. The adapter provides both twice the bandwidth of SCSI-2 Fast/Wide and advanced 32-bit high-performance PCI interface to help with bottlenecks and make you more productive. Supports 4MB of read/write EDO cache standard, with optimal 8MB/Battery-Backup Cache for superior data hit rates and improved system performance. It offers support for RAID levels 0, 1 and 5, plus the ability to change RAID level of existing configurations on-the-fly and redundant storage of vital RAID configuration data for greater system availability.