DELL SOURCING - CERTIFIED PRE-OWNED PERC 6/i SAS Controller - Serial Attached SCSI (SAS) - PCI Express x8 - Plug-in Card - RAID Supported - 0, 1, 5, 6, 10, 50, 60 RAID Level - 2 x4 internal wide port - 8 Total SAS Port(s) - 8 SAS Port(s) Internal - 256 MB Battery Backup: