Open the Start menu> All Programs> Accessories> System Tools> System Information.
You will find all the accurate information necessary in all applications, the components of your computer, without, however, go on the net.
To get the same results, go to Start> Run> type msinfo32> click OK.
Open the Start menu> Run … > Type dxdiag
A window will appear on your configuration.
You can browse the different tabs to get more information about some of your hardware.
Finally, if you want a slightly more detailed report, click on “Save the information …”, then save the text file.
You will just open it in order to have this report.
Open the Start menu> All Programs> Administrative Tools> Computer Management> Device Manager.
In this handler, a yellow question mark indicates a device problem, often a missing driver.