gpu around Rs 12000

[jitu sinha]

I want to buy a gpu around 12k which would run almost all the games in high settings.so which gpu should i buy?
My pc specs
Core i3 2120 3.30 ghz
4 gb ddr3 RAM
500 gb hdd
PCIe 16x
500 W smps

 

[mrt3]

get r9 270x