The speed of ASP.NET depends on a number of factors. Among them are the specific application implementation, server configuration, database size, traffic volume, etc.
How fast is ASP.NET

About creating web apps using ASP.NET
The speed of ASP.NET depends on a number of factors. Among them are the specific application implementation, server configuration, database size, traffic volume, etc.
ASP.NET (Active Server Pages .NET) is a free web platform created by Microsoft experts to design interactive web applications that run on the .NET platform.