The guide to building a PC for virtual reality

So how much power do you need for your virtual reality gaming PC? VR, at least the desktop variety, is an expensive technology, and it requires an impressive system. That remains true whether you're going with the Oculus Rift or the HTC Vive, and it's one of the reasons the low price of the PlayStation 4 combined with the $500 full-bundle cost of the PlayStation VR is so attractive. On the other hand, the PS4 won't be able to compete graphically with PCs built for VR.