hdmi cable at dollar tree - Gadget Link
An aside: this has given me the thought that I could use the wireless video output mode on the PC to send video to the TV, and then use the HDMI only for sound. The problem with this is, as long as the TV is powered on with an HDMI cable connecting the receiver to the TV, sound doesn't work to the Denon receiver. This is a quick and dirty list of the more common, certified (mostly) HDMI cables for the HDMI 2.1 options sets.
Understanding the Context
It is by no means complete so any corrections or additions are more than welcome. Hopefully it will help to narrow down the confusing mess of HDMI cables. Amazon and Monoprice cables... Short List of Certified HDMI Cables for HDMI 2.1 - AVS Forum