Sintech Oculink SFF-8612 to PCIe 4.0,SFF-8611 PCI-Express 16x Adapter with ATX 6pin/DC Power Port for External Game GPU Graphics Card

["Function: This card convert Oculink 4i SFF-8612 as PCIe 4.0 X16 port for External Game GPU Graphics Card","With Oculink extension cable,it can connect with mini PC or PCIe/Mkey card with oculink port.","PCIe 16X port only provide PCIe 4X band,it can support most PCIe card including PCIe GPU graphic card.","The atx/DC power port is 12V power.Please connect the extral power for your PCI-E card if the power is insufficient.","The switch can power on/off motherboard at same time with this card."]