How i can improve my graphics n the graphics card geforce 8400 se

[wasik2647]

i use NVIDIA GEFORCE 8400 SE. using which configuration setting like,screen resolulation,use of graphics card to performance or quality i can play modern games in good graphics and good speed. if i increase resolution then the speed of game reduces. what i can do?i do not want to change my graphics card,plz give me a good solution

 

[Mousemonkey]

Get a better card.

 

[wasik2647]

which card i should take?

 

[Mousemonkey]

How much are you willing to spend?, how much are cards in you area? and can your PSU handle a more powerful card?