NVIDIA shed light on the requirements which will be required to run a game on a pair of Virtual Reality Glasses, and these requirements are higher than those provided by the Oculus itself. As you will see below, the company states that a decision to play 1080p @ 60 FPS at least you must have a GeForce GTX 980, but go further and recommends using at least one GeForce GTX 980Ti to have the best experience.
NVIDIA recommends a GTX 980 or GTX 980 Ti for VR Glasses
Undoubtedly the boom in virtual reality glasses will arrive in 2016, but we could see the optimization problems at first. If already the cost of glasses of this type is quite high, we must add at least an extra $ 750 to have only a graphics card promises to run everything smoothly, and NVIDIA forget that none of these glasses reach 1080p resolution, at least come to double the resolution, so it will be interesting to see in the future how an AMD Vs NVIDIA graphics unfolds under the use of virtual reality HD Glasses.