Configuring OBS Replay Buffer
Some OBS settings that work nicely for me recording Rocket League 720p @ 60 FPS.
*Note - if you intend to edit your videos I've read that enabling CFR in the Advanced Options might increase final quality. I have not tried editing yet.*
i7 3770
Radeon 7950
Recording OBS to separate raid 10 of 4x 5400rpm seagate drives
CRF description link
http://slhck.info/articles/crf