Adaptec 2277000-R Adaptec Series 8 RAID Adapters - 12Gb/s SAS - PCI Express 3.0 x8 - Plug-in Card - RAID Supported - 0, 1, 1E, 5, 6, 10, 50, 60 RAID Level - 16 Total SAS Port(s) - 2 SAS Port(s)