cpu used all up when scrolling

[KingTKS]

i built a brand new system with an amd 64 939
512x2 dual channel corsair xms
and when i am in windows and i scroll on IE, it gets really really laggy. and i looked at cpu utilization and it goes really high and i dont' know why
its not just IE
when i move a box around it does it too
anyone know why

 

[beanman101283]

What kind of video card are you running? You might try reinstalling your graphics drivers.