Detecting support for hardware virtualization

Microsoft’s Virtual PC and XP Mode within Windows 7 requires hardware-assisted virtualization.  Microsoft has released a tool found at the link below to test a computer for this component:

http://www.microsoft.com/downloads/details.aspx?FamilyID=0ee2a17f-8538-4619-8d1c-05d27e11adb2&displaylang=en

Another option to check for this requirement would be to use the Securable application from GRC:

http://www.grc.com/securable.htm