CPU hardware information
The cpu information includes details about the processor, like the architecture, vendor name, model, number of cores, speed of each core etc. There are quite a few commands on linux to get those details about the cpu hardware, and here is a brief about some of the commands.
Full article here:
8 commands to check cpu information on Linux (BinaryTides)
How To Check CPU Information In Three Different Ways In Linux (Unixmen)