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Name: If a processor has a frequency of 3 GHz, the clock ticks 3 billion tim
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Description: If a processor has a frequency of 3 GHz, the clock ticks 3 billion times in a second – as we’ll soon see, with each clock tick, one or more/less instructions may complete

Engineering

Computer Science

If a processor has a frequency of 3 GHz, the clock ticks 3 billion times in a second – as we’ll soon see, with each clock tick, one or more/less instructions may complete

Fundamentals of Information Systems

9th Edition

ISBN:9781337097536

Author:Ralph Stair, George Reynolds

Publisher:Ralph Stair, George Reynolds

Chapter2: Hardware And Software

Section: Chapter Questions

Problem 2RQ

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If a microprocessor has a cycle time of 0.5 nanoseconds, what’s the processor clock rate? If the fetch cycle is 40% of the processor cycle time, what memory access speed is required to implement load operations with zero wait states and load operations with two wait states?
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A(n) ________________ instruction always alters the instruction execution sequence. A(n) ______________ instruction alters the instruction execution sequence only if a specified Condition is true.
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Processor R is a 64-bit RISC processor with a 2 GHz clock rate. The average instruction requires one cycle to complete, assuming zero wait state memory accesses. Processor C is a CISC processor with a 1.8 GHz clock rate. The average simple instruction requires one cycle to complete, assuming zero wait state memory accesses. The average complex instruction requires two cycles to complete, assuming zero wait state memory accesses. Processor R can’t directly implement the complex processing instructions of Processor C. Executing an equivalent set of simple instructions requires an average of three cycles to complete, assuming zero wait state memory accesses. Program S contains nothing but simple instructions. Program C executes 70% simple instructions and 30% complex instructions. Which processor will execute program S more quickly? Which processor will execute program C more quickly? At what percentage of complex instructions will the performance of the two processors be equal?
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If in a computer system , a cpu is capable to process 100 instructions cycles in 1 second . what would be the speed of this cpu in Hertz ?
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