I followed the steps in:
http://lennybacon.com/2010/10/18/UltimateGuideToSpeedUpVisualStudio.aspx
to make my Visual Studio 2010 faster, including the advice
Since I didn't want to install a 1.6 GB heavy add-on to visual studio, I figured an alternative way.
You can upload the .exe onto www.virustotal.com, then under details you can see this near the bottom
ImageFileCharacteristicsExecutable, Large address aware