hmm 830/850 is quite good liao, temps are nice, make sure too keep it on that range 50-60 .. to test stable OC or not on GPU, try running some high intensif games like crysis or 3dmark06/vantage =/ or u can test it with OCCT GPU stress test, btw this thing will overheat ur gpu liao T_T

This post has been edited by reiben05: May 24 2009, 12:35 AM