Since both RAM and cache memory are made of transistors, why do we need cache memory if RAM (Random Access Memory) is already a fragile memory? Is it possible to use one type of computer memory for everything?

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 2PE: If a microprocessor has a cycle time of 0.5 nanoseconds, what’s the processor clock rate? If the...
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Since both RAM and cache memory are made of transistors, why do we need cache memory if RAM (Random Access Memory) is already a fragile memory? Is it possible to use one type of computer memory for everything?

 

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