Compatible with 1x, 4x, 8x, 16x PCI-E slot of the motherboard. 1 Piece PCI-E 16X Aadapter. 1 Piece PCI-E 1X Riser Board. With side clip to fasten other card. USB Length: Approx. With SATA 15pin Male to 4pin power cable,more powerful,and reduce the burden of the motherboard.
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