Only recently with the arrival of the GTX 1080 has a single GPU been powerful enough to game at 4K and even then at times some tweaking is necessary for optimal gameplay. As impressive as the GTX 1080 is, Nvidia's latest Titan X boasts 40% more CUDA cores, making it all the more of an ally to 4K gamers.
A quick patch update to Windows can extend the useful life of a PC. To take the fear out of Upgrading Windows 98 to Windows XP, rely on this guide. - PCSTATS Tips