<P>The HP NetRAID-3Si adapters provide an interface between the host system and a disk array system. The adapters use the PCI standard to control data transfers on 3 SCSI channels. These adapters are high-performance, intelligent PCI-to-SCSI host adapters with RAID control capabilities. The NetRAID-3Si has three channels with both internal and external connections. It supports Fast/Wide SCSI, Ultra/Wide SCSI, and Ultra2 SCSI with support for a maximum of six to twelve devices per channel, depending on the HP system and the enclosure used.</P>