RAM (Random Access Memory) is memory module for your computer and it lets your computer run faster and more smoothly. It temporarily stores the recently used programs to speed up the overall system. If you are going to upgrade your PC or building a new PC, then you should read this RAM buying guide.
RAM Pricing has been going up since the last year and It is also predicted that the RAM prices will further increase. So if you are planing to buy new one then this is good time for you.
RAM Buying Guide 2021-2022
How much RAM do you need?
Its easy to calculate, if you need more performance, then you need more RAM. Nowadays 8GB of RAM has become a standard and for normal use. If you are going to play game then 16GB or 32GB of RAM should be OK.
RAM Capacity, Speed and Compatibility:
Your motherboard in your computer will also determine maximum RAM capacity and RAM type. Please refer your motherboard manual or with motherboard manufacturer website to find the maximum allows RAM, Maximum Speed and supported RAM type (DDR4,DDR3 or DDR2) in your computer.
RAM speeds are measured in megahertz. Always use the higher speed for fastest memory.
RAM comes in various types. Find the manual for supported type.
DDR4 RAM – Found in PCs from 2016 and later.
DDR3 RAM – Found in PCs made after 2008 until around 2016.
DDR2 RAM – Found in the oldest PCs
Laptops support SO-DIMM small outline dual in-line memory modules kit and Desktops support DIMMs dual in-line memory modules.
Operating System Maximum RAM Limitations:
Your OS also determine maximum allows RAM in your system
Windows 10 Home – 128 GB
Windows 10 Pro – 2 TB
Windows 10 Education – 2 TB
Windows 10 Enterprise – 2 TB
Windows 7 edition 32-bit – 4 GB
Windows 7 Home Basic 64-bit – 8 GB
Windows 7 Home Premium 64-bit – 16 GB
Windows 7 Professional 64-bit – 192 GB
Windows 7 Enterprise 64-bit – 192 GB
Windows 7 Ultimate 64-bit – 192 GB
Windows 8.1 32-bit – 4 GB
Windows 8.1 64-bit – 128 GB
Windows 8.1 Professional 64-bit – 512 GB
Windows 8.1 Enterprise 64-bit – 512 GB
RAM Buying Tips
If you are using more than 1 RAM stick, then for the better performance always use RAM sticks by the same manufacturer, of the same size, and of the same frequency. You can use different RAM sticks and RAM sizes and even different RAM speeds. but mixing and matching RAM modules isn’t the best for system performance.