You can either do a Start menu search for “System Information” or launch msinfo32.exe from the Run dialog box to open it. The first way to find out your computer’s motherboard natively is by going to System Information. Native Method Find Out Motherboard Model (No 3rd Party tools required) Here are a number of ways that you can do inside Windows 7. Or, you wouldn’t be searching for it and eventually landed on this page. It’s actually surprising that it’s not that straightforward to get that info. Sometimes you may need to figure out exactly what kind motherboard your PC is running on and ideally to do so without opening the computer case which is usually buried under your desk with tons wires around it.