Diff Ram And Rom. A rom chip is used primarily in the startup process of a computer whereas a ram chip is used in the normal operations after the operating system is loaded. The key difference between ram and rom is that ram is basically a read write memory whereas rom is a read only memory.
Ram is used to store data that cpu needs for current instruction processing. The main difference lies in volatility. Ram stands for random access memory.
Rom is non volatile memory that permanently stores instructions for your computer.
However rom is a nonvolatile memory. Ram is a volatile memory of a computer. Ram stands for random access memory. Ram temporarily stores the data that have to be processed by cpu currently.
