How much RAM do you need in 2025? My expert advice for Windows and Mac users

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ZDNET’s key takeaways

• RAM allows computers run fast and optimally.
• 16GB is now the standard for PCs and laptops.
• Heavy users may need more RAM. Know when to upgrade.

I used to struggle when shopping for a new computer — there’s a lot to keep in mind. Over time, I learned to narrow it down to what I call the “performance trifecta” — three main components you should be mindful of: processor, storage drive, and RAM. A good processor…