Advanced code clone detection to find redundant code and "Code Metrics" to measure maintainability. General 2012 Improvements (All Editions)
Projects and key IDE components load asynchronously, allowing you to start coding before the entire solution is fully loaded. visual-studio-2012-ultimate-iso
A redesigned, cleaner interface with reduced clutter and "all-caps" menus (later made optional). Advanced code clone detection to find redundant code
Visual Studio 2012 introduced several platform-wide enhancements available in the ISO: visual-studio-2012-ultimate-iso