Have you tried the Beta Potential Energy Savings Widget?

From Revit, you need to:

• Run Energy Simulation
• then click Results and Compare

From here, click on:

Clicking this little icon in Green Building Studio:

Will show you something like this:

Essentially, this is giving you some ideas on how you may improve the efficiency and performance of your building.

Read more:
Potential Energy Savings Chart – WikiHelp

New Potential Energy Savings Widget Helps You Focus on What Matters! – Building Performance Analysis