ASP.NET Web App和ASP.NET MVC 3 Empty Web App之间的区别？

I want to build my own web framework, and I want to build it in C#. I figure the easiest way to get started is to use ASP.NET to handle all the server communication stuff. The rest I want to build my self. I know next to nothing about ASP.NET. (But know C#, the MVC pattern, and other web frameworks quite well).I want to build my own web framework, and I wan