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Every kit is matched to your machine's slots and checked against its published specs before we list it.
DDR4 · SO-DIMM · up to 2666 MT/s · Non-ECC · Unbuffered
4×8GB = 32GB
Spec-matched to your system$193.98
In stock — ships within 1 business day
≈ $6.06/GB · 32GB total after upgrade
Every option here matches this system's published specifications. Muted means it fits too — we just don't stock it right now. Pick one to switch.
Software for your upgrade — matched to your Apple iMac with Retina 4K display and Built-in VESA Mount Adapter (21.5 in, Early 2019).
Checks the drivers on your Apple iMac with Retina 4K display and Built-in VESA Mount Adapter (21.5 in, Early 2019), installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.
Apple iMac with Retina 4K display and Built-in VESA Mount Adapter (21.5 in, Early 2019) takes DDR4 SODIMM memory, 4 slots, up to 32 GB. Every option above matches those requirements, so it typically installs and runs without any firmware change.
“Spec match” means the module matches your system’s published specifications; it isn’t yet confirmed against a manufacturer tool.
Specifications reported for the Apple iMac with Retina 4K display and Built-in VESA Mount Adapter (21.5 in, Early 2019).
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