How to Choose RAM for Your PC

RAM (Random Access Memory) is a crucial component in a computer that temporarily stores data and instructions that the CPU (Central Processing Unit) needs to access quickly. The computer's short-term memory allows fast data retrieval and smooth multitasking. Choosing the right RAM (Random Access Memory) is one of the most important decisions when building or upgrading your PC. The right RAM can enhance your system's performance, improve multitasking, and ensure smooth operation. Here’s a guide to help you select the best RAM for your needs:

Capacity

Many people are aware of this part: having more RAM is preferable to having less RAM. The main feature that consumers search for when making a purchase is RAM capacity. Generally, 8GB of RAM offers a better computing experience than 4GB. Video games and various software include RAM capacity in their system requirements. However, you can't just buy as much RAM as possible. A 32-bit operating system can only utilize up to 4GB of memory, making any additional RAM redundant. Most modern systems are 64-bit, which can theoretically handle up to 4 petabytes of memory. However, most modern PC CPUs are capped at between 32GB and 256GB.

Form Factor

Did you know that RAM found in a laptop will not be the same as RAM found in a desktop computer? DIMM, or "dual in-line memory module," is the designation for RAM modules. There are several varieties of DIMM available on the market:

The most popular kind of RAM module available for PCs is called UDIMM, which stands for Unbuffered and/or Unregistered. In general, RAM is most likely UDIMM if it is described as just "DIMM. The second most popular form of RAM is SO-DIMM, which is required for laptops. The term "small outline," or SO, just means "DIMM," but in a more concise way. As previously mentioned, SO-DIMM should be what you anticipate to find for laptop RAM and can also be Unbuffered. Similar to the above, but even smaller than SO-DIMM, is the MicroDIMM. Although these RAM module types are much less prevalent than the previous two, they might be used in some laptops or other tiny computing devices.

Speed

This is where RAM becomes a little more complicated. RAM is seen quick primarily due to two factors: timing and frequency.

  • Frequency is often referred to as speed. For example, you might see RAM listed as DDR4-3200 or DDR4 2666 MHz. These numbers indicate the RAM's frequency, which measures how many read/write cycles the RAM can perform per second. DDR4-3200 means the RAM operates at 3200MHz, translating to 3.2 billion cycles per second. Generally, a higher frequency is better, but some CPUs and motherboards may not support higher frequencies effectively, requiring additional research to maximize performance. Additionally, higher-frequency RAM can be significantly more expensive.
  • Timing, or Column Access Strobe (CAS) latency, measures the delay between the CPU sending a command to the RAM and the RAM executing that command. CAS latency is typically expressed as a series of numbers, such as 18-22-22-42. These numbers represent a sequence of timing values: CAS Latency, Row Address to Column Address Delay, Row Precharge Time, and Row Active Time. Lower numbers are better, indicating faster performance. However, the impact of timing differences is minimal with modern auto-detect settings and memory controllers on motherboards and CPUs.

Channels

Think of channels as highways for your data. Dual-channel or quad-channel setups allow for faster data transfer compared to a single channel. For best performance, use matched pairs of RAM sticks. For example, if you need 16GB, get two 8GB sticks instead of one 16GB stick.

Voltage

Voltage affects stability and overclocking potential. Standard DDR4 RAM operates at 1.2V, while DDR5 operates at 1.1V. If you're into overclocking, you might look for RAM that can handle higher voltages, but be aware this can void warranties and reduce lifespan.

ECC

Verifying and fixing errors. A proposed RAM feature called error correction code (ECC) adds a step to the RAM module so it may verify the data it's processing is accurate and error-free. While ECC greatly reduces data/memory mistakes, it comes at the cost of processing speed. The majority of consumer RAM does not have ECC, however, if your scientific system requires a lot of processing, you might want to think about adding ECC to your RAM.

Aesthetics

Both form and function are important! RAM has been getting more and more attention from its manufacturers to better support the overall look of your rig. Many high-performance RAM kits, especially those targeted towards gamers, tend to include sleek looking heat spreaders and even multi-colored LEDs so you can build with something that shines. If you have a case with a window and care about your PC’s appearance, consider this. Popular aesthetic-focused brands include Corsair, G.Skill, and Kingston.

What types of RAM is good for official work?

For office tasks, such as using Microsoft Office, browsing the web, and handling emails, 8GB of DDR4 RAM is generally sufficient. This type of RAM provides a good balance of speed and capacity, ensuring smooth multitasking without any lag. For more demanding office applications, such as large spreadsheets or database management, 16GB of DDR4 RAM is recommended.

Best RAM for Gaming

Gaming demands higher performance, making 16GB of DDR4 RAM at a frequency of at least 3200MHz ideal. High-frequency RAM helps improve game loading times and overall performance. For gamers seeking top-notch performance, brands like Corsair Vengeance and G.Skill Trident Z are excellent choices. These brands are known for their high-speed modules and reliability, essential for a seamless gaming experience.

RAM for Graphics Design and Professionals

Graphics design and other professional tasks like video editing and 3D rendering require more robust RAM. A minimum of 32GB of DDR4 RAM is recommended, with frequencies ranging from 3200MHz to 3600MHz. This ensures smooth handling of large files and demanding applications. Professionals often opt for brands like Corsair Dominator Platinum and Kingston HyperX Fury, which offer high capacity and excellent performance.

In Bangladesh, what kind of RAMs does Ultra Technology sell?

Ultra Technology is a well-known computer and electronics retailer in Bangladesh, and they typically offer a wide range of computer components, including RAM modules. Popular brands like Corsair, G.Skill, Kingston, Crucial, Team and others are carried there.
To get the most accurate and up-to-date information about the specific RAM modules available at Ultra Technology, we recommend visiting the website (https://www.ultratech.com.bd) or contacting directly with the hotline number.