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Differentiate between RISC and CISC.

written 6.5 years ago by hetalgosavi • 1.7k

modified 4.6 years ago by prashantsaini • 0

embedded systems

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written 6.5 years ago by hetalgosavi • 1.7k

RISC	CISC
RISC stands for Reduced instruction Set Computer.	CICS stands for Complex Instruction Set Computer.
The microprocessor is designed using hardwire control.	The microprocessor is designed using code control.
It executes at least 1 instruction per cycle.	Several cycles are required to execute 1 instruction.
The instructions have simple and fixed formats with fewer addressing modes.	The instructions have variable formats with several complex address modes.
It has several general purpose registers.	It has small number of general purpose registers.
It has highly pipelined architecture.	It does not have a pipelined architecture.
Complexity is in its compiler.	Complexity is in its micro program.
Only LOAD/ STORE instruction access memory.	Many instructions can access memory.
It has a single clock.	It has multiclock.

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