graphics card for pc

[jaiit_84]

hi i am prasad from chennai, india. my pc configuration is, intel core 2 duo 2.4 processor,2gb ram,intel original motherboard DG31PR,and normal smps for pc, i want to buy a graphics card for my pc,my budget is 4,000 rupess, plz suggest me a good and latest graphics card for my pc. and also plz tell i have to change my smps for installing graphics card ,plz reply