Model, Component, and Package Management > Package management > Exporting, importing and updating and differencing packages > Differencing a package with a package export file
  
Differencing a package with a package export file
1. From Modeler, open the Model that contains the Package you want to compare with a Package Export File.
2. Right-click the Package you want to compare, point to Tools > Package Import/Export, and then click Diff.
3. Select the folder that contains the package export file, and then click OK.
The differences are displayed in the Model Differencer dialog.