Upgrade Radeon HD5450 in Gateway DX4300-wide screen display distortion

[Sylvan]

Want to upgrade Radeon HD 5450 video card in Gateway DX4300 to get monitor resolution greater than 1024x768 solve solve wide screen distortion of display.

 

[neeyik]

Three questions: what monitor(s) are you currently using, what do you use your computer for, and what is the budget for the upgrade?