Laptop Memory – Can I Mix 2GB RAM with 4GB RAM in HP 635?

laptopmemory

I have question that is probably allready answerd but I read so many answers that now I am confused (some said it's ok some said it's not ok it would hurt performance)

My laptop HP 635
Link for HP 635

Memory in HP 635:
(Samsung 2GB PC3 SODIMM PC10600, M471B5773DH0-CH9, 204 Pin 1Rx8 DDR3 Non ECC PC, 1333MHz)

Memory that I would add
Link for memory that would put add

Would this work?

If yes, on what should I pay attention to in the future so I don't spin in circles and asking questions that have already been explained?

Best Answer

Theoretically yes the RAM you would add should work. I'd check the manual for the laptop to ensure it supports a broad range of memory addition. Dual-channel setups may, for example, give you problems unless you are using two of the exact same kits.

RAM spec matching:

  • ECC: ECC RAM and non-ECC RAM cannot be mixed.

  • Generation: DDR3 must be matched with DDR3, DDR4 with DDR4, etc..

  • Frequency: This has a little bit of wiggle room, but for best results always match the frequency (measured in MHz).

  • Other considerations: Especially with laptops, be sure to read the manual that came with the laptop (or motherboard, if this is a desktop or similar). Some motherboards do not support anything other than exact kit matches (same SKU, literally the same stick of RAM)

Also please check out https://hardwarerecs.stackexchange.com/

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