Visual Studio 2005 Editions
Team System is not part of all editions of Visual Studio. For novices, hobbyists, students, and professional developers, there are express, standard, and professional editions of Visual Studio.
Visual Studio 2005 Express Editions
Visual Studio 2005 Standard Edition
Visual Studio 2005 Professional Edition
Visual Studio 2005 Team Edition for Software Architects
Visual Studio 2005 Team Edition for Software Developers
Visual Studio 2005 Team Edition for Software Testers
Visual Studio 2005 Team Foundation Server
Visual Studio 2005 Team Suite
NOTE
All Team System editions are based on the professional edition.