In this article I will teach you how to install HardInfo tool in your Ubuntu machine. What is HardInfo? According to the description in the manual pages, HardInfo parses some files in /proc and displays their information in a user-friendly window.
So if you like to show your hardware information in a GTK+ window open a new terminal (CTRL+ALT+T) and run the following command to install hardinfo in your machine.
sudo apt-get install hardinfo
Enjoy the following screenshots.