Difference Between Hard Drive vs RAM | why ram is expensive than hard disk | technology article

 

Difference Between Hard Drive vs RAM

Data is stored on hard drives and RAM. It can be either long-lasting or short-lived (temporary). Storage systems use magnetic or optical media, while RAM uses semiconductor chips. RAM allows data to be accessed at a faster rate than storage media. We'll take a closer look at the distinctions between a hard drive and RAM in this article.

image by Heliberto Arias

Hard Drive: When it comes to space or storage (memory space), the hard disc still outnumbers RAM. RAM is available in sizes ranging from 256MB to 32GB. The scale of the available hard drive ranges from 500GB to 8TB.

RAM: Random access memory (RAM) is an acronym for random access memory. Just by looking at the name can we deduce that it can enter any memory location. Since it is a volatile memory, all data will be destroyed if the power supply is interrupted, it requires a steady power supply to keep the data in its memory cell content. We are unable to keep sensitive information on file indefinitely. It reads and writes data and will keep saving the memory until a constant power supply is available.

On a typical host, there are two forms of memory.

• RAM (Random Access Memory): RAM allows users to access every memory location and read and write data directly. Since RAM is ephemeral, it takes a continuous supply of power to keep the primary memory data alive. If the power supply is broken or not continuous, data is deleted from the main memory.
• Read-Only Memory (ROM): Read-Only Memory (ROM) is a form of non-volatile memory that enables data to be read from it. The cost of a hard disc is smaller than the cost of RAM memory.

RAM (Random Access Memory)

This gives the user full access to every memory location, allowing him or her to read and write data.

In order to retain the primary memory, this form of memory requires a continuous supply of power.

It's ephemeral recording, which means it just keeps the records for a short time.

It is used to boost the computer's efficiency.

If we don't have enough RAM, we won't be able to add more.

DRAM and SDRAM are two examples.

Disk drive

There are non-volatile memory devices that can only be read.

To retain memory cell material, this form of memory does not require a continuous supply of power. It is permanent storage, which means the records can be kept for a prolonged period of time. It is used to expand the computer's computing capacity. We may use the hard drive to add an additional hard disc to expand the system's disc capacity. Hard disc (magnetic), CD-ROM or DVD-ROM (optical), Floppy disc (magnetic), Tape drive are only a few examples (magnetic).