My ram was showing 12 gb usable while installed was 16 gb. I went to mscinfig and clicked use full memorg option in advancmed options. And from there my pc blue screening and bsod-ing. I guess one ram stick is bad. But not even if i take iut that and out and out other ram sticks its not booting. I checked by putting indivdual sticks but it isint booting. Whats the problem. Please help.. also after a few reboots a popup came up the systen crashed due to overclocking. But my gou fans are still running proccy is fine too. Shoukd j change my ram?