Guaranteed-compatible DDR4 SODIMM upgrades for the Apple iMac with Retina 4K display and Built-in VESA Mount Adapter (21.5 in, Mid 2017), in matched-kit options that fill your slots.
| Memory type | DDR4 |
|---|---|
| Form factor | SODIMM |
| Memory slots | 2 |
| Maximum memory | 32GB |
| Max per slot | 16GB |
| Rated speed | 2400 MT/s |
| ECC | none |
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