RAM vs ROM vs SSD – Difference and Comparison

What is RAM?

Random Access Memory (RAM) is a type of data storage used in computers that allows data to be accessed in any order.

RAM is used to store data that is frequently accessed by the CPU, such as the operating system, application programs, and data files that are currently in use.

RAM is a volatile type of memory, which means that the data stored in RAM is lost when the power is turned off. The term random access memory (RAM) refers to devices that store information in the form of electrical charges on a grid of conductive material. The grid is divided into a series of cells, each of which can store a charge.

What is ROM?

ROM is a type of computer memory that stores data and programs permanently. ROM stands for Read Only Memory, and it is not possible to write data to ROM chips. ROM chips are used to store the BIOS (Basic Input/Output System) of a computer, which is responsible for booting up the computer. ROM is non-volatile, which means that it does not need the power to retain data.

ROM can store data permanently, even if the power is turned off. ROM is used to store the program that runs when the computer or device is turned on.

When a computer is turned off, the data in ROM is not lost. ROM is also faster to access than other types of computer memory, such as RAM (Random Access Memory). ROM chips are located on the motherboard of a computer.

What is SSD?

Solid State Drive is referred to as SSD. As the name suggests, it is a type of drive that uses solid-state memory to store data. SSDs are different from traditional hard drives in a number of ways.

For one, they have no moving parts, which makes them much faster and more reliable. They also use less power, which makes them ideal for laptops and other portable devices.

SSDs use less power, which can result in longer battery life in laptop computers. In addition, SSDs are more rugged and less likely to be damaged by physical shocks. There are two common form factors for SSDs: M.2 and 2.5-inch.

Difference Between RAM, ROM and SSD

  1. RAM is volatile, while ROM is non-volatile. This means that while data stored in ROM survive power outages, data stored in RAM is lost when the power is turned off.
  2. While ROM is used for long-term storage, RAM is used for temporary storage.
  3. RAM is volatile, meaning it requires power to maintain its data, while SSD is non-volatile.
  4. RAM is used for data that needs to be accessed quickly, while SSD is used for data that can be accessed more slowly.
  5. ROM is a type of storage medium that is used for storing data that is not frequently accessed or changed, while SSD is a type of storage medium that is used for storing data that is frequently accessed or changed.
  6. SSD uses less power than ROM, which can result in longer battery life in laptops and other devices that rely on battery power.

Comparison Table Between RAM, ROM and SSD

Parameters of comparisonRAMROMSSD
Data and programStores during and after processingStored after manufacturerStores what we store and save in it
ContentStores information temporarilyStores information permanentlyStores information until not deleted
Processing timevery quick but requires a lot of energyFast but uses a little powerImmediate effect with using very less power
VolatileVolatilityNon-volatileNon-volatile
TypesSRAM, DRAMPROM, EPROM, EEPROMSATA