Processors architerure

There are several processor architectures out there. Home user will either chose Intel's x86 compatible systems or processors, AMD processors which are compatible with Intel processors.

For servers both Intel and AMD make their processors too. 

IBM makes processors that are called Power processors. These processors are geared toward mainframe computers.

For low power systems both Intel and AMD make their processors, additionally Broadcom makes low power CPUs that are used in Raspberry Pi systems. 

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