Hello guys, im not a pro in oc but i want to push everything on my gtx 780 wind force 3gb ghz edition. So i started oc guru 2 soft.. without increasing voltage i set core clock 50 mhz and memory clock 200.. playing pubg stable without any crashes, but if i increase core clock 60 or memory clock 220 i get crash.. target i set 112 = 16% + and i cheked allow ower voltage. Voltage is 0.8... in voltage offset min tab i see 0000 in voltage offset max 0000... what i need to do and how oc my card safe ? Fan tab better auto or manual ? Thanks