http://developers.de/blogs/damir_dobric/archive/2007/07/29/wcf-performance-comparison.aspxMicrosoft platform offers many different technologies for implementation of interoperable applications. The newest one and soon probably most popular one is WCF. However, there might be some scenarios in your enterprise, which requires high performanceenCommunityServer 2008 SP1 (Build: 30619.63)