If you need to determine the speed and make of your graphics card, there are several methods to consider. The easiest way to figure out your graphics card capabilities is to open the case and find out which graphics card is installed in your system. Looking up the video card online should point you to the manufacturer website with details about the video card specifications. If this is not an option though, there are software solutions that will help you figure out everything you need to know about your graphics card.
Launch a command prompt by selecting "Start," "Run," and then entering "cmd" without quotations.
Enter the following command to perform Direct X diagnostics on your computer system: dxdiag
Select the "Display" tab to review your graphics card specifications. Some basic details will be listed but to determine further the capabilities and speed of your graphics card, find the documentation related to your specific video card online.
Download the system management software of your preference (see Resources).
Launch the system management software.
Analyse the graphics card by selecting the option titled "GPU," "Graphics Card" or "Video Card."
Review the report generated by the system management software to determine your graphics card speed and other information.
Download the video benchmarking software of your choice (such as PassMark or Futuremark).
Launch the video benchmarking software.
Run the video benchmarking standard diagnostics to execute a series of tests that will determine the capabilities of your video card.
Review the report generated by the video benchmarking software to determine your graphics card speed and other information.