GRAPHICS CARD NOT RECOGNIZED?

I pluged my DVI cable into my GeForce 260 and was expecting to play some games on high graphics. However, the computer does not detect my graphics card. I just installed a copy of Vista Ultimate 64-Bit onto my PC. PLease HELP ME!!!!
EDIT: NVM, FIXED IT!
Answer #1
Don’t buy something high end if you can’t even use it properly.
You didn’t install the drivers. Fail.
Answer #2
Does the yellow light on the card light up? Got the two x 6pin connected properly?
Answer #3
FIXED IT……..THNXZ ANYWAY