I have an Inspirion n5110 which has nvidia geforce 525m.( graphic card of dedicated vram 1gb ) . but dx-diag shows that i have onlg a dedicated memory of 64 mb , that too intel hd graphics card . but hardware detected shows me nvidia card , my drivers are properly installed . please help me out . i m unable to play games , that require 512 mb v ram , despite of having 1 gb vram.. wat could be the solution....?