Genuine Dell Adaptec ASC-39320A GC401 FP874 Ultra320 SCSI/LVD Dual PCI-X 320MBps RAID Controller Card Compatible Part Numbers: RT372, F9685, FP874, GC401 Compatible Model Numbers: ASC-39320A Genuine Dell Adaptec Ultra320 SCSI/LVD Dual PCI-X Controller Card | Interface Type: PCI-X / 133 MHz Dimensions: 17.5 cm x 9.8 cm | Date Transfer Rate: 320 MBps Device Type: Storage Controller Plug-in Card | Supported Devices: Hard drive, disk array (RAID) Controller Interface Type: Ultra320 SCSI Compatible Part Numbers: RT372, F9685, FP874, GC401 | Compatible Model numbers: ASC-39320A