Run Speccy , Belarc Advisor or WinKeyFinder
https://www.piriform.com/speccy
Speccy
http://www.belarc.com/free_download.html
Belarc , very detailed.
http://www.winkeyfinder.com/
WinKeyFinder
[video="https://www.youtube.com/watch?v=1pP2Z6eA5Ng"][/video]