Broadcom MegaRAID 9500-8e SAS Controller - 12Gb/s SAS, Serial ATA/600 - PCI Express 4.0 x8 - Full-height - Plug-in Card - RAID Supported - 2 x4 SFF-8644 - 8 Total SAS Port(s) - 8 SAS Port(s) External - PC, Linux - Windows, VMware ESXi, Red Hat Enterprise Linux, SUSE Linux, Ubuntu Linux, Citrix XenServer, Debian Linux, Fedora, FreeBSD OS, CentOS, Oracle Linux Supported Operating System: