I just tried to play the office on high with my desktop system and it was unwatchable due to how choppy it is. On this same system I play 1080p content with mpl

I just tried to play the office on high with my desktop system and it was unwatchable due to how choppy it is. On this same system I play 1080p content with mplayer without an issue. AMD Phenom(tm) II X4 810 Processor 4gb ram