Best way to Find Maximum RAM Capacity of Your Computer - Windows 10

Sometimes, along the way we need to upgrade the memory of our computer by adding more memory sticks.

But to avoid buying the wrong memory stick we need to check the model (e.g DDR3, DDR4, DDR5, …), the frequency, and most importantly the maximum size supported by the motherboard.

In this tutorial, we will see how much RAM our system has and how much GBs can we add per slot. Yes you read that right, there is a maximum size per slot per model of motherboard.

Let’s dive in!

Sometimes, along the way we need to upgrade the memory of our computer by adding more memory sticks.

But to avoid buying the wrong memory stick we need to check the model (e.g DDR3, DDR4, DDR5, …), the frequency, and most importantly the maximum size supported by the motherboard.

In this tutorial, we will see how much RAM our system has and how much GBs can we add per slot. Yes you read that right, there is a maximum size per slot per model of motherboard.

Let’s dive in!

Check Maximum Size of Memory Sticks on Win-10

To know how much RAM your system has, just press WIN + Pause

Read the information next to “Installed memory (RAM):“.

If you want to see the slots available and the size of RAM per memory stick head to the Task Manager.

You can open the Task Manager from the Taskbar or by pressing just Ctrl + Shift + Esc

Go to the “Performance” tab and check “Memory“.

You will find the Speed and Slots used.

Know about how much Maximum RAM We Can Use

Now it’s time to know how much GBs per stick of RAM we can use in our Win-10 system, this information is related to the motherboard manufacturer if you want to use more RAM than this limit you need to change the motherboard.

First, open the Command Prompt from the Start menu, you can use regular command prompt but I have the habit of using it as administrator.

Type in this command:

I got this output: