|
CISC |
RISC |
| Large instruction set | Compact instruction set |
| Complex, powerful instructions | Simple hard-wired machine code and control unit |
| Instruction sub-commands microcoded in on board ROM | Pipelining of instructions |
| Compact and versatile register set | Numerous registers |
| Numerous memory addressing options for operands | Compiler and IC developed simultaneously |
CISC and RISC
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