32位电脑与64位电脑的检查方法

Windows Vista

Method 1

1. Click Start , then click on Run or Start Search .
2. Type msinfo32.exe and then press Enter key.
3. In “System Information”, review the value for the System Type item:

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

Method 2

1. Click Start , type system in the “Start Search” box, and then click system in the “Programs” list.
2. The operating system appears as follows:

• For a 64-bit version operating system: 64-bit Operating System appears for the “System type” under “System”.
• For a 32-bit version operating system: 32-bit Operating System appears for the “System type” under “System”.

Method 3

1. Click Start , type system in the “Start Search” box, and then click System Information in the “Programs” list.
2. The operating system appears as follows:

• For a 64-bit version operating system: x64-based PC appears for the “System type” under “Item”.
• For a 32-bit version operating system: x86-based PC appears for the “System type” under “Item”.

Microsoft Windows XP Professional

Method 1

1. Click Start , then click on Run or Start Search .
2. Type msinfo32.exe and then press Enter key.
3. In “System Information”, review the value for the System Type item:

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

Method 2

1. Click Start , click Run , type sysdm.cpl , and then click OK .
2. Click the General tab. The operating system appears as follows:

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

Note <Year> is a placeholder for a year.


Method 3

1. Click Start , click Run , type winmsd.exe , and then click OK .
2. In the details pane, locate Processor under Item . Note the value.

• If the value that corresponds to Processor starts with x86 , the computer is running a 32-bit version of the Windows operating system.
• If the value that corresponds to Processor starts with ia64 or AMD64 , the computer is running a 64-bit version of the Windows operating system.

Microsoft Windows Server 2003

Method 1

1. Click Start , click Run , type sysdm.cpl , and then click OK .
2. Click the General tab. The operating system appears as follows:

• For a 64-bit version operating system: Microsoft Windows Server 2003 Enterprise x64 Edition appears under System.
• For a 32-bit version operating system: Microsoft Windows Server 2003 Enterprise Edition appears under System.

Method 2

1. Click Start , click Run , type winmsd.exe , and then click OK .
2. In the details pane, locate Processor under Item . Note the value.

• If the value that corresponds to Processor starts with x86 , the computer is running a 32-bit version of the Windows operating system.
• If the value that corresponds to Processor starts with EM64T or ia64 , the computer is running a 64-bit version of the Windows operating system.