Windows 7 is one of the first best GUI by Microsoft and it gave hell of a boost to the market. I prefer Windows 7 over Windows 8 because it’s easy to use, Windows 8 came out with the new interface which most of people don’t prefer as user friendly. Even, from developer’s point of view Windows 7 is the best. I’ve posted many HD Wallpapers for Windows 7 but today, I’ve collected 20 Awesome Windows 7 Themes. You can download all these awesome Windows 7 themes make your PC/Laptop look more cool and stylish.