If you have more than one file open, Document tab tooltips display at the bottom of the graphics window, located next to the view commands Cascade, Arrange and Open Documents. Hover over a file name at the bottom of the Inventor graphics window to view, as shown in the following example:
The Capacity Meter provides several pieces of information with regards to memory consumption. The meter has three indicators: total number of occurrences in the active document, total number of files open in the session, and amount of memory used by the session.
The meter can be used in Inventor Only: Restricts the display to just the Autodesk Inventor LT process. The color changes from green to yellow when more than 60% of the allotted space is used, then red once 80% has been used. The capacity meter is not available in 64 bit operating systems..
When hovering over the Capacity Meter, the tooltip displays details of used and available memory.