A group of dedicated fans of the 20 year old game Serious Sam - The Frist Encounter took on the task of modernizing the aging action game. The stunning results of this effort are shown in a new video, but the modification also greatly increases the hardware requirements of the iconic shooter.
https://www.notebookcheck.net/Video-shows-updated-Serious-Sam-with-raytracing-support-and-HD-textures.560054.0.html