This will ensure the game will run at 1080p at 30fps. These specifications do not reflect VR, see Recommended Requirements for more details
Additional Notes
This will ensure the game will run at 1080p at 60fps. These specifications do not reflect VR, an NVIDIA Geforce GTX 1070/1080 or AMD equivalent will be required to experience 90 FPS on a HTC VIVE or OCULUS RIFT