i want an AMD/ATI 7000 series graphics card good for gaming . i want to play gams like assassin's creed 4,call of duty ghosts,saints row 4 need for speed rivals etc. with a decent fps. i generally play games on medium or low settings without AA so please suggest me a graphics card. thanks in advance and also tell me which is better :- a 1gb dd5 graphics card or 2gb ddr3 graphics card. my budget is 7500 Indian Rupees