On this pageThinkSystem V3 2U x16/x8/x8 PCIe Gen4 Riser 1/2 Option KitPN4XH7A82896ThinkSystem V3 2U x16/x8/x8 PCIe G4 Riser 1/2 Option Kit | Lenovo Server OptionsSee this document for information about the ThinkSystem V3 2U x16/x8/x8 PCIe G4 Riser 1/2 Option Kit.Learn MoreThinkSystemSR665 V3OS Support MatrixOS IndependentOS Independent