The document compares the user interfaces of IMDS 7.2 (Classic) and IMDS 8.0 (NT). Some key differences include: IMDS NT has a cleaner home page with improved help organization, search results are scrollable instead of paged, pane sizes are adjustable, and copy/paste options are accessed via right-click menus instead of buttons. The document provides screenshots and descriptions to illustrate interface changes and potential challenges for users migrating to the new version.