Microchip SmartRAID 3252-8i /e SAS Controller - 24Gb/s SAS - PCI Express 4.0 x8 - Plug-in Card - RAID Supported - 0, 1, 5, 6, 10, 50, 60, 1 Triple, 10 Triple RAID Level - SlimSAS (SFF-8654) - 8 Total SAS Port(s) - 8 SAS Port(s) Internal - PC, Linux - 2 GB - Windows Server, Windows 10, Red Hat Enterprise Linux, CentOS, SuSE Linux Enterprise Server, Ubuntu Linux, Debian, Oracle Linux, Citrix XenServer, Solaris, FreeBSD OS, ... Supported Operating System: