SLOT SUPPORT: PCIE X1 interface design for PCIE X1, X2, X4, X8, X16 slots, not for PCI slots. Based on PCIE 2.0 standard, compatible with PCIE 1.X, 2.X, 3.X, 4.X PCIE slots. The full height bracket mounted on this PCIE USB 3.0 expansion card is suitable for standard size (3U) PCs.
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