3 Things to Know About M3 iMac Memory
Memory is soldered and non-upgradeable The unified memory is integrated directly into the M3 chip, so you cannot add or replace it after purchase.
Choose your configuration carefully at order time The memory configuration you select when buying the iMac is permanent, with no option to upgrade later.
More memory means better multitasking Opt for 16GB or 24GB if you plan to run multiple demanding apps, as the base 8GB may feel limiting over time.