Installed minecraft after a long break . In windowed everything ok , but in fullscreen very-very low fps ..
Before , about half a year on the same system everything was just perf.
please , help....
Post a screenshot with F3 enabled.
Finally solved this problem! I just installed older version of graphic driver , smth wrong with NVidia newest)
sorry for my English )
Made an account here even tho I stopped playing Minecraft since 2012 just to thank you, this indeed helped.