ANSYS 32bit Memory 3GB

You want to enable the 3GB switch on the Windows Vista™ or Windows 7 operating systems.

To enable the 3GB switch on Windows Vista™ or Windows 7:

Right-click Command Prompt in the Accessories program group of the Start menu. Click Run as Administrator.
At the command prompt, enter "bcdedit /set IncreaseUserVa 3072"
Restart the computer.
To disable the 3GB switch:
Right-click on Command Prompt in the Accessories program group of the Start menu. Click Run as Administrator.
At the command prompt, enter "bcdedit /deletevalue IncreaseUserVa"
Restart the computer.