So, while DisplayPort 2.1b doesn’t necessarily demand you get a new cable (like HDMI 2.2’s Ultra96 cables), if you want a longer DisplayPort 2.1 cable, you can now get one as part of the new ...

A cable that supports a previous DisplayPort version (such as 1.0) may not support features of later versions. In addition to DisplayPort versions, there are two types of DisplayPort connectors ...