DELL PERC 5/E, SAS, PCI Express x8, 0, 1, 5, 10, 50, 256 MB, DDR2, Full-height DELL PERC 5/E. Supported storage drive interfaces: SAS, Host interface: PCI Express x8. RAID levels: 0, 1, 5, 10, 50, Internal memory: 256 MB, Internal memory type: DDR2. PCI Card form factor: Full-height