A CPU, or central processing unit, is a vital part of your computer or phone, and is responsible for executing every command you or an app makes.

One CPU stands head and shoulders above the rest on Amazon in terms of sales, but it's not a cheap purchase at nearly $500.

For many years, people have been talking about configuring processor IP cores, but especially with growing interest in the open RISC-V ISA, there is much more talk about customization. So, what is the ...