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How much memory can I upgrade?

Hello! I have a iMac (Retina 5k, 27inch, 2019) with 3 GHz 6-Core Intel Core i5.


I want to upgrade the memory and would like to know what is the max amount I can upgrade to.


I've search around and seem to get different answers.


Is there a way to get a definitive answer?


Thanks!

iMac 27″, macOS 11.5

Posted on Sep 5, 2021 10:32 PM

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Question marked as Best reply

Posted on Sep 5, 2021 10:52 PM

Welcome to the Apple Support Communities.


Your iMac model's Memory is configurable up to 32GB.


Here are upgrade options:


Cheers,


Jack

2 replies

Sep 6, 2021 8:22 AM in response to ninjajames27

Apple would only initially configure the 3.0GHz i5 model up to 32GB of RAM.

see > https://supporthttps://eshop.macsales.com/shop/


However, according to Apple all of the 2019 27" iMac models can use 64GB of RAM.

see > https://support.apple.com/en-us/HT201191


One vendor has tested the 2019 27" models up to 128GB of RAM, but there are reported issues.

see > https://eshop.macsales.com/shop/memory/imac-2019-27-inch


Personally, I would just add 16GB to the existing or do the 64GB upgrade kit from either Crucial or OWC.

https://www.crucial.com/compatible-upgrade-for/apple/imac-%28retina-5k--27-inch--2019%29-imac-19-1

https://eshop.macsales.com/shop/memory/imac-2019-27-inch

How much memory can I upgrade?

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