Difference between RISC and CISC Processor

May 11, 2011 by

What are the differences between RISC and CISC Processor?

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  1. katrina

    Computers have undeniably become necessity in today’s modern era. Form the many years that technology has influenced the advancement of the use of computers, while there are numerous changes that its parts and components have gone through, there remains to be one thing that keeps the world of computers at its optimal function. This vital element has been made famous in the name of processors or for some; they term it as computer processors. Computer processors are one part of the computer structure that is primarily responsible for reading the commands imposed by the user and further follows it once promptly read and understood. Two of the most common utilized processors are the RISC and CISC.

    RISC stands for reduced instruction set computer where as CISC is an acronym for another processor lengthily known as complex instruction set computer. By the names per se, it can be further concluded that such processors bear disparities from one another.

    For one, RISC has a limited ability of carrying out instructions or commands in small, few portions. RISC processors often perform procedures or commands that are easily transcribed and are considered to be simple. CISC, on the other hand, has the highest ability of reading, interpreting and performing numerous orders just by utilizing one set of instruction.

    Apart from that, RISC is known to impose lesser number of requirements and pre-requisites compared to what CISC demands its users to execute. While RISC prefer instructions to simple, single-worded and uniform, CISC demands complexities in instructions, thus, further requiring quite a number of codes and throughputs.

    More so, RISC targets general contexts whereas CISC focuses on the specific instructions that users desire to be interpreted.

    In conclusion, these two processors are equally vital as they function in inexplicable uniqueness.

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