RAM memory

Table of contents

Summarise with:

The RAM memory (Random Access Memory, o Random Access Memory in Spanish) is a type of memory volatile essential for the operation of computers, smartphones and other electronic devices.  

Unlike memory ROM (Read-Only Memory, o Read Only Memory), the RAM allows data to be stored and retrieved in a fast and temporary while the device is in operation. 

What is RAM and what is it for? 

Imagine that your computer is like a work desk. RAM would be like the surface of the desktop, where you place the documents, tools and materials you need to work at that moment. The information you need to run programs, open files and browse the internet is temporarily stored in RAM so that the processor can access it quickly and efficiently. 

Difference between RAM and ROM: 

  • RAM memory: Volatile, fast, stores temporary data (running programs, open files), erased when the device is switched off. 

  • ROM memory: Non-volatile, slow, stores permanent data (operating system, BIOS), not erased when device is switched off. 

Types of RAM: 

  • DDR: The most common in computers and laptops, it offers high speed and performance. 

  • LPDDR: Designed for mobile devices, it consumes less power than DDR. 

  • HBM: High-bandwidth memory used in servers and graphic cards high performance. 

  • SRAM: Static memory faster and more expensive than DRAM, used in processor caches. 

Factors to consider when choosing RAM 

  • SpeedRAM speed is measured in megacycles per second (MHz). The higher the speed, the faster the data is transferred and the better the performance of the system. 

  • CapacityMemory capacity is measured in gigabytes (GB). The more capacity you have, the more programmes and files you can open at once. 

  • LatencyLatency: Latency is the time it takes for memory to respond to a request from the processor. A latency lower means better performance. 

  • CompatibilityIt is important to make sure that the RAM memory chosen is compatible with the motherboard of the computer or device where it will be installed. 

What is the ideal RAM size? 

The ideal RAM size for a device depends on how you use it. For basic use (web browsing, email, office), 4 GB of RAM is usually sufficient. However, if you use more demanding programs (video editing, games, graphic design), you will need more RAM, between 8 GB and 16 GB. For very demanding professional tasks, even 32 GB or 64 GB of RAM may be necessary. 

In short, RAM memory is a fundamental component for the operation of any electronic device. Its speed, volatility and temporary storage capacity make it a key part of ensuring a smooth and efficient experience when using your computer, smartphone or tablet. 

Share in:

Related articles

Idempotence

In computer science, idempotency is a property of some operations or functions that guarantees that the result of a repeated operation will be the same as the result of the original operation. In other words, an idempotent operation can be applied several times without changing the result of the original operation.

Biometric security

Biometric security is an advanced method of identifying and authenticating individuals based on unique physical and behavioural characteristics. This technology uses biological traits, such as fingerprints or voice patterns, to verify a person's identity. Biometric security

Moore's Law

Moore's Law, enunciated by Gordon Moore in 1965, observes that the number of transistors that can be placed on an integrated circuit doubles approximately every two years. This translates into an exponential increase in processing power.

Get our first e-book for unit testing!

When it comes to quality software development, unit testing is not optional: it is a necessity. However, newcomers - or even experienced developers - often face a common dilemma: how does the implementation of unit tests vary?

Scroll to Top