difference between mvc 2 and mvc 3 in asp.net

MVC 2	MVC 3
.aspx view engine	.cshtml view engine
There is no life cycle in mvc page.	There is no life cycle in mvc page.
Have TempData, ViewData	Supported by ViewBag
No have ! Chart, WebGrid, WebImage, WebMail	Its have Chart, WebGrid, WebImage, WebMail
It have <%=Html code %>	But @Html code
Don’t write the c# code within View engine page.	write the c# code within View engine page.