Solve : vidio card upgrade for laptop?

1.	Solve : vidio card upgrade for laptop?
Answer» I NEED to KNOW if it possible to upgrade the graphics card on my TOSHIBA A105 s1013 laptop and if so what if any of the nvidia cards would WORK for this machine, if none are acceptable then what manufacturer should I turn to? thank you in advance for amy help you can provide Gman.Most laptop VIDEO cannot be upgraded and the ones that can are prohibitively expensive to do so...

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