I was surfing around today looking for information on .NET vs J2EE performance when I came across this site:http://msdn2.microsoft.com/en-us/netframework/bb499684.aspxSummary from that site:"This application is an end-to-end sample application for .NET
Enterprise Application Server technologies. It is a service-oriented
application based on Windows Communication Foundation (.NET 3.0) and
ASP.NET, and illustrates many of the .NET enterprise development
technologies for building highly scalable, rich "enterprise-connected"
applications. It is designed as a benchmark kit to illustrate
alternative technologies within .NET and their relative performance.The application offers full interoperability with J2EE and IBM WebSphere's Trade 6.1
sample application. As such, the application offers an excellent
opportunity for developers to learn about .NET...