Can I overclock a 7850 on a 450w psu? Tags: Overclocking Hard Drives DDR3 Thermaltake Graphics HD Last response: October 22, 2013 1:36 AM in Graphics & Displays Share kebbz October 22, 2013 1:27:51 AM System spec: FX-6300 (OC to 4ghz with 1.3v) HD 7850 (SOON) 2x4gb DDR3 1600 Hyper X black 1 HDD 500gb PSU: Thermaltake Llitepower 500W. (Peak power 500w) Am I safe to OC the 7850 to at least 1ghz? More about : overclock 7850 450w psu cookybiscuit a b K Overclocking October 22, 2013 1:36:02 AM Way past 1GHz, you could Crossfire them if you wanted, 7850's don't use much power at all and your CPU is low draw too. m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Graphics & Displays categories Ati GPUs Graphics Cards Gtx HD Monitors SLI Crossfire Tuner Cards Radeon Video Diamond Multimedia Matrox Nvidia Palit PowerColor Asus Games !