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Compare RISC and CISC machines

written 9.5 years ago by teamques10 ★ 70k

modified 4.0 years ago by krithikkm200 • 10

Mumbai University > Electronics Engineering > Sem6 > Computer Organization

Marks: 5M

Year: Dec 2015

computer organization and architecture

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written 9.5 years ago by teamques10 ★ 70k

RISC	CISC
1) Size of instruction is fixed.	1) Instruction are of variable sizes.
2) Format of instruction is fixed.	2) Format of instruction is variable.
3) Limited no. of instruction.	3) Large no. of instruction.
4) Instruction are more register oriented.	4) More memory based instruction.
5) Simpler addressing modes.	5) Very advanced addressing modres.
6) More user registers required.	6) Less no. of registers are required.
7) Uses Hardwired control unit.	7) Uses micro-programmed control unit.
8) More degree of pipelining.	8) Less degree of pipelining.

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