On this pageThinkSystem ST50/ST45 Series 3.5 5400 PRO 240GB Read Intensive SATA 6Gb NHS SSDPN4XB7A82276ThinkSystem ST50/ST45 Series 3.5" 5400 PRO Read Intensive SATA 6Gb NHS SSD | Lenovo Server OptionsSee this document for information about the following option kits:Learn MoreThinkSystemST45 V3OS Support MatrixOS IndependentOS IndependentThinkSystemST50 V2OS Support MatrixOS IndependentOS IndependentThinkSystemST50 V3OS Support MatrixOS IndependentOS IndependentGive feedback