HPE - Certified Genuine Parts Smart Array E208i-a SR Gen10 Controller - Serial ATA/600, 12Gb/s SAS - PCI Express 3.0 x8 - Plug-in Card - RAID Supported - 0, 1, 5, 10 RAID Level - 2 x4 internal Mini-SAS ports - 2 Total SAS Port(s) - 2 SAS Port(s) Internal - PC, Linux - CentOS, Hyper-V, Windows Server, Red Hat Enterprise Linux, SuSE Linux Enterprise Server, ClearOS, VMware ESXi, Ubuntu Linux Supported Operating System: