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The concepts illustrated by the examples above can also be applied to objects other than Ranges and Shapes.

Note: I first learned of this concept, in the context of shapes, by reading a web page by Ron de Bruin found here: Performance Paper See the “Improving Performance in Excel 2007” paper on MSDN: is a fairly detailed and comprehensive paper that introduces the bigger grid and increased limits in Excel 2007, and primarily focuses on Excel calculation performance and debugging calculation performance bottlenecks.

There are tons of sites, pages, and people who are experts as well on this subject, have performed their own tests, and shared their results and ideas.

If you think I missed an important concept for how to optimize Excel VBA performance, or if you’ve got a valuable comment or link to share, please feel free to post here so everyone can benefit. Turn Off Everything But the Essentials While Your Code is Running This optimization explicitly turns off Excel functionality you don’t need to happen (over and over and over) while your code runs.

Avoid Selecting / Activating Objects Notice that in the above-referenced blog post, the selection method of updating a range was the slowest.