Windows 8.1 is going to offer a new option to increase the percentage of text and other items on a display up to 200 percent, or "Extra Large." This compares to the "Larger" up... Windows 8.1 getting 'extra large' DPI scaling improvements
W7 you can do the same. Problem is that fvck all programs use proper DPI scaling. Chrome with 200% windows DPI scaling is almost unusable.