How well do laptops with Nvidia Optimus work?
i upgraded ubuntu to 12.04, i have lenovo ideapad with GT540M 2GB graphic card, 2nd gen i5 processor. when i installed nvidia drivers, screen resolution changed to 640X480, can nvidia drivers be installed, coz i have tried many ways and took help of almost all discussions on this site. is this problem of optimus or anything else. please help me out.