Graphic card problem, need help

[yang30]

when i play on game after 15 min playing my graphic crash i have graphic card8600 gt whit 512 mb and my mother board is p5gc-mx/1333 whit 1.5 g memory .

i dont know what i need to do for repair it . can someone help me

 

[klepto12]

install latest drivers fron nvidia.com make sure there is ampl airflow in the case.