You can easily learn a lot of information about your computer’s processor from the Linux terminal. To do so, just open a terminal and enter this command:
This will show you all kinds of stuff, like in the image above, for each core of your processor. To get a quick count of how many cores you have, you can use
cat /proc/cpuinfo | grep processor.
This helps when you using things like
cpufrequtils to specify processor speeds and governors.