The Adaptec Single Channel Ultra 320 SCSI Controller provides connectivity for PCIe servers with the reliability and stability of a single-channel I/O interface. The Adaptec SCSI Card is a host bust adapter card that is ideal for attaching tape drives, tape libraries, disk drives, JBODs, RAID arrays, and other SCSI peripherals to workstations and servers supporting the PCIe bus architecture. This low-profile Adaptec Scsi Controller protects existing investments through backward compatibility with existing drivers, disks, and tape drives. Featuring exclusive Adaptec SpeedFlex (AIC-3860) technology, the Adaptec Single Channel Ultra 320 SCSI Controller gives you the unique ability to mix SCSI devices with impacting performance. This Adaptec SCSI Card uses a PCI-X Express x1 host interface to provide compatibility with PCIe workstations and servers. Through seamless backward compatibility with all previous SCSI generations, the Adaptec Single Channel Ultra 320 SCSI Controller protects your investment in existing hardware, while delivering support for the industry"s latest host connection. Adaptec 2250300-R 29320LPE Single Channel Ultra 320 SCSI Controller: * SCSI Controller * Host Interface: PCI-X Express x1 * Form Factor: Low Profile Plug-in Card * Data Transfer Rate: Up to 320 Mbps