How To Read CPUID Instruction For Each CPU on Linux With x86info and cpuid Commands

The “x86info” and “cpuid” commands are tools in Linux that allow you to read the CPUID information for each CPU in your system. Here’s how to use them:

Using “x86info”:

1. Open a terminal window.
2. Run the following command to display information about your CPU using “x86info”:

This will show you a list of information about your CPU, including vendor, model, clock speed, and other details.

Using “cpuid”:

1. Open a terminal window.
2. Run the following command to display information about your CPU using “cpuid”:

This will show you a list of information about your CPU, including vendor, model, clock speed, and other details.

Note: Both “x86info” and “cpuid” may not be available on all Linux distributions by default, so you may need to install them first before you can use them. Also, keep in mind that the information displayed by these tools may vary depending on the specific version of Linux you’re using and the CPU in your system.