[Update #2]: Horizon Zero Dawn devs are working on fixing the numerous issues with the PC port.
[Update]: Horizon Zero Dawn has now landed onto PC, though not without serious technical issues.
If action-RPGs are your bread and butter, you'll be glad to hear that the PC version of Horizon Zero Dawn is just around the corner. You can expect to see it arrive this August 7th alongside all of the DLC and a variety of graphical improvements.
Besides the usual support for uncapped framerates and ultra-wide resolutions, the PC version of Horizon Zero Dawn will also come with dynamic foliage, improved reflections, and a whole host of other graphical settings to tweak. Best of all, it'll arrive with a rather handy benchmarking tool that should give you a pretty good idea of just how far you can push your rig.
As for what exactly all of this looks like in gameplay terms, that you can find out through the recently posted PC overview trailer. Have a gander, it's a short but sweet one:
To learn more about Horizon Zero Dawn, as well as keep an eye on its upcoming launch, you should hop on over to Steam.