How do I determine whether I am running the 32-bit or 64-bit version of Windows Vista?

Method 1:

1. From the keyboard, press: Windows Key + R. The Run dialog will display.
2. Type: control then press Enter. The Control Panel will display.
3. Double-click: System (in Classic view) - or- System and Maintenance > System (in the Control Panel Home view).
4. In the right pane, locate System Type.
• 32-bit version will show either: 32-bit Operating System -or- x86-based PC
• 64-bit version will show either: 64-bit Operating System -or- x64-based PC

Method 2:

1. From the keyboard, press: Windows Key then type: system.
2. From the Programs list, click: System Information. The System Information window will display.
3. Click: System Symmary (if not already selected) in the left pane.
4. In the right pane, locate System Type.
   • 32-bit version will show either: 32-bit Operating System -or- x86-based PC
   • 64-bit version will show either: 64-bit Operating System -or- x64-based PC