P.S. It goes without saying, that you will want to run anything (desktop,games, etc) at your screens native res, as long as your GPU is up to it!
Which screen resolution do you prefer?
800x600 pixels(On what size monitor?)
1,024x768 pixels (On what size monitor?)
1,152x864 pixels (On what size monitor?)
1,280x768 pixels (On what size monitor?)
1,280x1,024 pixels (On what size monitor?)
1,600x1,200 pixels (On what size monitor?)
1,920x1,200 pixels (On what size monitor?)
1,900x1,440 pixels (On what size monitor?)
2,048x1,536 pixels or higher (Can you even read this?)
Other (What is it?)

Chowhound
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