What is System Information?

System Information (also known as msinfo32.exe) shows details about your computer's hardware configuration, computer components, and software, including drivers.
http://windows.microsoft.com/en-IN/windows-vista/What-is-System-Information

Information about computer hardware and software is term under system information.

System Information lists categories in the left pane and details about each category in the right pane. The categories include:

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  System Summary. Displays general information about your computer and the operating system, such as the computer name and manufacturer, the type of  your computer uses, and the amount of memory that's installed.

  
  


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  Hardware Resources. Displays advanced details about your computer's hardware, and is intended for IT professionals.

  
  


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  Components. Displays information about disk drives, sound devices, modems, and other components installed on your computer.

  
  


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  Software Environment. Displays information about drivers, network connections, and other program-related details.

  
  

To find a specific detail in System Information, type the information you're looking for in the Find what box at the bottom of the window. For example, to find your computer's Internet protocol (IP) address, type ip address in the Find what box, and then click Find.

System Information shows you detail information of your system. It is a free tool.

System Information gives the detailed information about your computer system. It contain info related to your hardware and software.