Difference between RAM and ROM

 

RAM VS ROM

Memory is the storage location in computer where data or information are stored either temporarily or permanently. Memory is categorize into 2 types: primary memory and secondary memory. RAM and ROM are the semiconductor memory, types of primary memory. The difference between RAM and ROM is given in tabular form below:

Difference between RAM and ROM

Parameter	RAM	ROM
Full form	Random Access Memory	Read Only Memory
Definition	Memory that holds data or information temporarily	Memory that holds data or information permanently
Nature	Volatile in nature	Non-volatile in nature
Alternative name	Working memory, User memory, temporary memory	Flash memory, Permanent memory
Used for	Used for loading program and data	Used for booting computer system
Types	SRAM and DRAM	PROM, EPROM, EEPROM, EAPROM, MROM
Operation	Allows both read and write operation	Allows only read operation
Cost	Expensive than ROM	Cheaper than RAM

Therfore, RAM is essential for the active operation of a computer, enabling multitasking and fast processing, while ROM ensures the system starts and run properly by storing critical instructions.