Compare RISC and SISC architecture in brief. Also discuss the advantage and disadvantages and disadvantages of each
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Answer: The main difference between RISC and CISC are the following:
1) The instruction set size is small in
RISC and instructions set size is larger in CISC.
2) Only 32 bits format is used by RISC while from 16-64 bits format is used by CISC.
Advantages of RISC:
1) less cost
2) Having less chip size
3) design is easy as compared to CISC.
Advantages of CISC:
1) less expensive than hard wiring
2) easy to add new commands in the chip.
Disadvantages of CISC :
1) performance of machine are reduced
2) design is very complex
Disadvantages of RISC :
1) requires large cache memory
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