Hello everyone... i had recently got a 520 watt psu. ever since i had micro stuttering like split second freezing... i have enough wattage since my gpu is a gt 730... but for some how i still have micro stutter. can it be my psu ? i got a insignia 520w power supply http://www.bestbuy.com/site/insignia-520w-atx-power-supply-silver/5610116.p?id=1219144863171 thanks for all your help