a technical assistance in graphic card for games?

[Vignesh L]

hi guys,i am more interested in games,and i have a problem.i am unable to play most of the games because i do NOT have any video or graphic cards...i tried an alternative way i.e. i downloaded a nvedia graphic software,but while installing it says that NO DRIVERS DETECTED,i am not willing to invest money on buying graphic cards,at the same time i need a graphic card or software, I AM WAITING FOR A LITTLE TECHNICAL ASSISTANCE,THANKS IN ADVANCE