Find a stable clock.CORE CLOCK: - Start at +50 Core clock and then increase in increments of +10. Resident Evil Benchmark Test to get more comparitive results for game performance.!***Leave Voltage until you have upped Core and Memory first.!***FurMark can degrade your GPU, use sparingly! It literally maxes the TDP of the card to and it's not considered a 'stress test', it is a core burner!LETS BEGIN OC: - Leave valley/heaven running in background and check for any abnormalities/artifacts while changing settings.MEMORY CLOCK: - Start at +200 for Memory clock then increase in increments of +20.

Also Screenshot GPU-Z for stock speeds/voltages.You can also add a free game benchmarking tool, E.g. Take Screen shot to know what stock results were like. This guide is specifically made for the GTX 970.Do a valley/heaven benchmark and 3Dmark and get results. BEFORE OC:*Note: Overclocking your GPU can give different results even if they are the same model of card. Heres a little thing I made while I as OC'ing my G1 Gaming GTX 970.

Evga precision x settings for sc 970