Radeon Image Sharpening looks pretty great

Hats off to AMD - this looks like a great way to get "4k" without as much resource cost - at least in some games

https://www.techspot.com/article/1873-radeon-image-sharpening-vs-nvidia-dlss/

Also, hats off to the modder who made it work on Nvidia hardware through ReShade...

https://www.dsogaming.com/news/modder-has-ported-amds-new-image-sharpening-to-reshade-allowing-all-nvidia-amd-gamers-to-use-it/