Download OptiFine for scrolling 1.6.4/1.6.2/1.5 x/1.4 x
Essential mod to minecraft, improves graphics, increasing the number of frames per second, faster loading of chunks and the redeeming of lags.
OptiFine Light - only increases the number of frames per second, ideal for the obsolete iron.
OptiFine Standart - high resolution texture support, fonts, Advanced settings.
OptiFine Ultra - all the features of previous versions and in addition to that cancels the disappearance of chunks, provides a multi-core rendering and anisotropic smoothing.
+ Download the most appropriate option for your computer from the link below OptiFine.
+ Open the minecraft.jar any archiver.
+ Remove the META-INF folder
+ Copy all the files from the downloaded archive