SharePoint Team Services features interactive collaboration space where people create content and track work. The scope is about workgroups or departments communicating internally and for other people to see. It is about teams collaborating to produce information, hence the name Team Services.

SharePoint Portal Server features search and dashboards where people find information they need in their work. The scope is searching across many groups and departments for information. Hence the name, Portal Server. SharePoint Portal Server can search across and return results from many SharePoint Team Services document libraries. You cannot search list data.

Benefits: