The product page tells you if RAM is soldered.

Yes, you can find out without opening the laptop.

Check the manufacturer’s product page or support page for your exact model. Look for phrases like “onboard memory,” “soldered RAM,” or “non-upgradeable.” If it lists “memory slots: 0” or “RAM type: LPDDR5 (onboard),” that’s a dead giveaway.

Intel and AMD specs alone won’t tell you—this is a laptop design decision. Thin-and-light models (MacBooks, Dell XPS, thinkpads) lean toward