On this pageThinkSystem V3 2U x16 PCIe G4 Riser 1/2 Option KitPN4XH7A82890ThinkSystem V3 2U x16 PCIe G4 Riser 1/2 Option Kit | Lenovo Server OptionsSee this document for information about the ThinkSystem V3 2U x16 PCIe G4 Riser 1/2 Option Kit.Learn MoreThinkSystemSR650 V3OS Support MatrixOS IndependentOS IndependentThinkSystemSR655 V3OS Support MatrixOS IndependentOS IndependentThinkSystemSR665 V3OS Support MatrixOS IndependentOS IndependentGive feedback