System Center Configuration Manager 2007 R3, previously called Systems Management Server, represents a tremendous advance over its well-regarded predecessor, now providing the insight and control necessary to more effectively manage change in today’s dynamic IT infrastructures with a broad range of management capabilities.
In addition to the powerful list of product capabilities delivered in Configuration Manager R2, additional enhancements for R3 include:
- Centralized Power Management
- Enhanced Scalability & Performance
- Operating System deployment enhancements
More details on System Center Configuration Manager 2007 R3 can be found here
Further reading: Microsoft