Hello, what is the cause for the choppy playback and the slow performance of any action taken in windows 7? opening programs, scrolling down pages, any game, any flash video or application.
More aboutchoppy video playback windows
Windows 7 is usually very smooth and easy to work with so something else maybe going on. Possible causes: Low power CPU. Low installed amount of RAM. Unusually high number of programs/processes already running. Possibly incorrect video driver.
Most probable reasons:  slow cpu  slow graphic card  inadequate RAM
Does your pc satisly the min reqs of Win 7 32/64 bit OS?