OptiFine 1.6.1/1.6.2 Mod – Download OptiFine HD FPS Boost Mod for Minecraft 1.6.1/1.5.2. Well this one of most popular mod those being OptiMine and OptiFog has been update again, yeah this mod very popular in forums, do you like this mod too ? OptiFine HD FPS Boost brings together two very awesome performance mods for