8x Oculink SFF-8612 SFF-8611 to PCIE PCI-Express 16x Adapter with ATX 24pin Power Port for Mainboard Graphics Card. Oculink cable and host adapter are not included.Oculink 8x connectors are internal and external small form factor PCI-E connectors and cables optimized for the client and market.This oculink pci-e converter enables belowing applications. One PCIE PCI-Express 16x 4x device can be connected,The converter can be installed into the system internally through the SFF-8611/8612 oculink 8x interface.The converter support all standard PCI-E 16x 8x 4x card, like USB,LAN,1394,Audio,Graphics Card.The atx power port support 12V power. Please connect the extral power for your PCI-E card if the power is insufficient. (The switch is for ATX power)Note:Non-, please purchase with caution.Colour:BlackMaterial:PC+MetalPackage Contents:1 * PCI-Express AdapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.