The HP Smart Array P400 is HP's first PCI-Express (PCIe) serial attached SCSI (SAS) RAID controller and provides new levels of performance and reliability for HP servers, through its support of the latest SCSI technology and advanced RAID capabilities.
HPE SmartArray P400i/256, SAS, Serial ATA, PCI Express x8, 0, 1, 1+0, 5, 256 MB, DDR2, 251 mm
HPE SmartArray P400i/256. Supported storage drive interfaces: SAS, Serial ATA, Host interface: PCI Express x8. RAID levels: 0, 1, 1+0, 5, Internal memory: 256 MB, Internal memory type: DDR2. Width: 251 mm, Depth: 63.5 mm, Height: 215.9 mm