Lenovo-IMSourcing ThinkServer RAID 720i AnyRAID Adapter - 12Gb/s SAS - PCI Express 3.0 - Plug-in Card - RAID Supported - 0, 1, 5, 10, 50, JBOD, 6, 60 RAID Level - 8 Total SAS Port(s) - 8 SAS Port(s) External - PC, Linux - 4 GB Flash Backed Cache: