Ultimate RAM buyer's guide for Windows PC users

[Windows Central]

Here's why you need RAM, and how you go about upgrading it.
Random Access Memory (RAM) is used by the installed OS on a PC to store data from running programs for fast access. These components are installed directly onto the motherboard and are usually situated near the central processing unit (CPU). Here's why you need RAM, what is it good for, and how you go about upgrading it.

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