The SAS5i integrated PCI Express adapter from Dell is used to connect internal hard drives in PowerEdge servers. SAS5i can support up to 3Gbps of max burst speed per port. The card offers 4 ports for connecting up to 4 SAS or serial ATA hard drives. The adapter also features OpenManage Storage Manager, S.M.A.R. T. hard drive support and hot plug PCI support for amazing storage flexibility.