DELL T954J-RF, SAS, PCI Express x8, 0, 1, 5, 6, 10, 50, 60, 256 MB, 300 MB/s, 2 channels DELL T954J-RF. Supported storage drive interfaces: SAS, Host interface: PCI Express x8. RAID levels: 0, 1, 5, 6, 10, 50, 60, Internal memory: 256 MB, Sustained data transfer rate (native): 300 MB/s