GTA IV LAG WITH NVIDIA GEFORCE 8200 INTERGRATED

IT LAGS WITH EVERYTHING ON LOW ITS A REAL PAIN I COULD REALLY DO WITH SOME HELP ON THIS PROBLAM I EVEN INSTALLED A NEW DRIVER STILL LAGGY I DON'T KNOW IF HAVE A SHIT CARD I AM THINKING OF BUYING A CONSOLE BUT WHAT DO YOU GUYS THINK I SHOULD DO