谁能够给一个有关微处理器的英文介绍啊，3000字左右的就行

The microprocessor, (or CPU), is the brain of the computer. The picture above shows a slot 1 processor with heatsinks and a fan, which prevent it from overheating. Below is the processor without the heatsinks and fan, being inserted into a slot 1 motherboard connection. Slot 1 processors have the microprocessor and level 2 cache memory mounted on a circuit board, (or card), which is enclosed inside of a protective shell.
The enclosed slot 1 processor card contains the central processing unit, (or CPU), with its level 1 cache memory. The central processing unit also contains the control unit and the arithmetic/logic unit, both working together as a team to process the computer's commands. The control unit controls the flow of events inside the processor. It fetches instructions from memory and decodes them into commands that the computer can understand. The arithmetic/logic unit handles all of the math calculations and logical comparisons. It takes the commands from the cont