RAM, random access memory, and ROM, read-only memory, are both parts of our personal computer. It is an important topic that invites questions in the Bank exam. Both are important parts of your computer. RAM is volatile memory that temporarily stores the files you work on, whereas ROM is a non-volatile memory that permanently stores instructions for your computer. It is used in computers and other electronic devices. RAM is a form of computer memory that can be read and changed in any order, typically used to store working data and machine code.
In this article, we will present you the difference between RAM and ROM, which will help you in understanding them in a better way and get equipped to answer the question on it.
Given below are the main differences between RAM & ROM:
| RAM | ROM |
| Random Access Memory (RAM) is expensive in comparison to ROM | ROM is cheaper to RAM. |
| Random Access Memory (RAM) has a higher capacity than ROM | ROM has a lower capacity than RAM |
| The speed of Random-Access Memory (RAM) is higher than to ROM | The speed of Read-only Memory (ROM) is slower than RAM. |
| You can modify, erase, or read the Data in RAM. | You can only read the Data, it cannot be modified or deleted. |
| Data stored on RAM can be accessed by the Central Processing Unit. | If the Central Processing Unit (CPU) needs to access the data on ROM, the data needs to be first transferred to RAM, and then the Central Processing Unit (CPU), which will be able to access the data. |
| The data stored in RAM is used by the Central Processing Unit (CPU) to process current instructions | The data stored in ROM is used to bootstrap the computer. |
| Data of RAM is very volatile in nature. It will remain there until and unless there is no interruption in power. Volatile memory can be changed, upgraded, or expanded easily by users. | Data present in Read-Only Memory (ROM) is not volatile. It is permanent. Data will remain unchanged even when there is a disruption in the power supply. |
| Storages in MBs | Storage in GBs |
| Writing data is faster | Writing data is slower |
| Used in normal operations | Used for start-up process of the computer |
| Follow our Amazing RRB PO Mains 2022 Mock Tests and Taste Success in RRB PO Mains 2022 Exam! | Follow our Amazing RRB PO Mains 2022 Mock Tests and Taste Success in RRB PO Mains 2022 exam! |
You will have understood the major differences between RAM and ROM by the table given above. This will help you in answering any related questions that usually occur in bank exams.
Q1. What are the types of ROM (Read Only Memory)?
ROM is classified into 4 types ROM:
Q2. What are the types of RAM (Random Access Memory)?
There are two types of RAM are:
[table id=14 /]
IBPS RRB handwritten declaration 2026: Get the exact format, size, dimensions, ink, language, and mistakes…
PNB LBO Shift Timings 2026: Check exam slots, reporting time, 3-hour duration, gate closing rules,…
SBI PO Mains Admit Card 2026 is out. Download the Phase 2 call letter, check…
Know the SBI PO Syllabus 2026 with the latest exam pattern, SBI PO Mains Syllabus,…
Master the SBI PO Mains Study Plan with a timetable, subject-wise strategy, mock tests, revision…
Understand the IBPS RRB PO Syllabus 2026 for Prelims and Mains with exam pattern, important…
Thousands of aspirants have cleared exams using PracticeMock’s exam-level mock tests.