Single Channel Ultra320 SCSI Card PCI Host Adapter is an ideal upgrade solution for your computer. The PCIe U320 SCSI HBA provides up to a 320 MBps parallel data transfer bus, as well as Fast, ultra, Ultra2 and Ultra160 speeds. It features Single Ultra320 SCSI channel with 2 connectors: One external 68-pin very high density cable interconnect (VHDCI) shielded right-angle connection and One internal 68-pin high density (HD) right-angle connector. This product has been tested and validated on Dell systems.