3.3ft USB C to DisplayPort 1.4 Cable 8K - USB-C Display Adapters | StarTech.com Europe
DisplayPort Cable with Pin 20 connected length 3M - DPA00006-3M
DisplayPort - Wikipedia
DisplayPort - Wikipedia
StarTech.com 10 ft DisplayPort 1.2 Cable with Latches - 4K x 2K (4096 x 2160) @ 60Hz - DPCP & HDCP - Male to Male DP Video Monitor Cable (DISPLPORT10L),Black
Display Port No Signal FIX !! [Step-by-Step in Description] - YouTube
TIL that there are monitor manufacturers who use DisplayPort cables where pin20 is also used and which can cause interference and even damage the graphics card/PC - depending on the situation :