Do you want to know whether your Windows Xp is a 32-bit or 64-bit operating system?
Microsoft usually labels them as x86 and x64 respectively.Many may have doubt during Windows 7 installation process,it will ask for x86 or x64.Here are 2 simple methods to check whether windows XP installed on your system is a 32-bit or 64-bit operating system(x86 or x64).

Method 1

• Right click My Computer
• Click Properties.
• In the General tab.

The operating system information appears as follows:

For a 32-bit version operating system:
Microsoft Windows XP Professional Version appears under System
For a 64-bit version operating system:
Microsoft Windows XP Professional x64 Edition Version appears under System.

Method 2

• Click Start–>Run.
• Type msinfo32.exe and hit press Enter.

Under “System Information”, review the value for the System Type item:

For 32-bit editions of Windows XP, the value of the System Type item is x86-based PC.
For 64-bit editions of Windows XP, the value of the System Type item is x64-based PC.

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