Knowing what the hardware of your computer is very important on Linux. It's one of the core fundamentals of understanding what a Linux Kernel actually does. A lot of times people like to go download fancy visual tools to tell them what to do.
If you want to make an easily printable, easily readable list, open up your terminal and type this:
sudo lshw > ~/hardware.html
Then simply use your file browser to browse over to your home directory and double click on the icon