windows media center plugin stutter stream

[carlos28355]

everything i try to watch on the wmc plugin it stutters even after the initial buffering. i know its mot my internet i get bout 20Mbps actual not advertised. rev3 streams fine from website and boxee. the stutter isnt very bad but its very often and consistent..any ideas? anything i can improve on or is it rev3 issue..i got qin 7 x64 ultimate 4gb ram dual core amd...