Nvidia Amd Corsair premium PCIe
CORSAIR Premium PCIe 3.0 x16 Extension Cable, 300mm
https://www.megekko.nl/product/2825/276758/Riser-cards-en-kabels/Corsair-Premium-PCIe-3-0-x16-Extension-Cable-300mm
https://www.corsair.com/us/en/p/pc-components-accessories/cc-8900243/premium-pcie-3-0-x16-extension-cable-300mm-cc-8900243