2Port SlimSAS 8i x2 to PCIe4.0 x16 Slot Adapter Card SFF8654 Riser Card GEN4 for Network Card Graphics Video Card GPU 6Pin Power. 8, Support 2-port SFF8654 to convert into a full-bandwidth X16 PCIE. 1, PCIE X16 full bandwidth 4.0, GEN4 protocol, compatible with gen3\gen4.
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