Determine Your Specifications from Command-Line
Checking computer hardware properties from the commandline can be done using the following commands.
The commands below give you more information about your computer hardware ranging from Architecture, Number of CPU(s), Vendor ID, CPU family, CPU MHz, etc.
This command gives you a very simple summary about the CPU:
$ less /proc/cpuinfo
The next command displays a very long list with a detailed properties of the computer and any other hardware connected to it:
You can be the root user to run the commands above for better details. Also for convenience sake, you can use $ lshw |less and $dmidecode |less