i have interl corei5, 2gb ram, nvidia ge 8400gs graphic driver. i want to overclocking it for playing just cause in my pc. without overclocking ant at lowest(800x600) resolution it is working but still lagging. my pc resolution is 1600X900.
my default settings are:
core clock 589MHz
shader clock 1402MHz
memory clock 500MHz
plz gide me new overclocking setting: