Change my laptops motherboard for a better video card?

this is my computer.http://support.gateway.com/s/Mobile/2007/Oasis/1014976R/1014976Rsp2.shtml



i am not satisfied with the video card. can you give me a link to a good motherboard and a good video card. als tell me how much this should cost.



thanks!Change my laptops motherboard for a better video card?
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