After about 3-4 years. You may not want to replace the CPU of your computer more than once. It is better to buy a new system after you have replaced the CPU once.
It would probably be easier and less cumbersome to replace a CPU with the same brand.
A laptop if you want a complete computer that you can carry around (there is a CPU in a laptop)A CPU if you have a computer and want to upgrade or replace the "Central Processing Unit" which is the most expensive and complicated component.
Not often if there tarting to wear and tear you should replace them.
How often should you change water pump in a boat
Replace headlight bulb only when blown.
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I've heard you should replace your pillow when you can bend it in half without it bending back.
all the time
You cannot do this. The CPU is permanently bonded to the main circuit board (the logic board). Apple techs would simply replace the logic board.
CPU stands for central processing unit. As the name implies, the CPU processes everything the computer does and handles everything that goes on in a computer. The CPU is often referred to as the brain of the computer since everything goes through the CPU first. The purpose of the CPU is to read machine language and do what it is told by it. The machine code are the directions on what the CPU should do, but the CPU is needed in order to read this code.
NO both were indipendent
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