hello i just bought a nividia geforce fx 5200 and when i bought the graphics card i thought i needed to plug in the system supply in order to make the card work but i talked to some ppl that know alot about graphics cards and they said that i dont need to plug in the system supply to make it work but the graphics cards speed wont work as fast as it can but the graphics will so MY PROBLEM IS THAT my dell cant read the graphics card cause the comp is still reading my inagratd card and some ppl said i am soposed to go in to the bios and do something to make the comp read the nvidia geforce fx 5200 but i dont know how to do that so can someone tell me