http://www.quaddicted.com/software-vs-glquake/software-vs-glquake-texture-filtering/ http://www.quaddicted.com/software-vs-glquake/software-vs-gl... has some pi

http://www.quaddicted.com/software-vs-glquake/software-vs-glquake-texture-filtering/ http://www.quaddicted.com/software-vs-glquake/software-vs-gl... has some pictures of the texture filtering. But being able to run it at a "high" resolution (like 640x480) surely was a big part of the wow factor too.