Computing

Originally, the word computing was synonymous with counting and calculating, and a science that deals with the original sense of computing mathematical calculations.

Hardware

See information processor for a high-level block diagram.

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• Computer hardware
• Computer Hardware Design
• Computer network
• Computer system
• History of computing hardware

Instruction-level taxonomies

After the commoditization of memory, attention turned to optimizing CPU performance at the instruction level. Various methods of speeding up the fetch-execute cycle include:

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• designing instruction set architectures with simpler, faster instructions: RISC as opposed to CISC
• Superscalar instruction execution
• VLIW architectures, which make parallelism explicit