cpu for vr

I already have a VIVE and have a RIFT bundle on the way from Amazon Prime day bundle. I was playing around with some older hardware, and just for fun, thought I would try VR using some stuff I had laying around. Asrock Z87e ITX MB Intel G3258 CPU 3.2 GHZ stock ($50 or so) 8GB DDR3 1600 GTX...