iMac 18,3 (Retina 5k, 27 inch, Mid 2017) i5

CPU/Chipset:

Intel Core i5 3.4 GHz

Intel Core i5 3.5 GHz

Intel Core i5 3.8 GHz

Expansion Slot:

4 Slots

Standard Memory:

4GB

Maximum Memory

64GB (4x16GB)

Installation Guide:

Ram Installation

Why Upgrade Your Ram?

Benefits of Upgrading Your Ram

Note:

Any combination of 4GB, 8GB and 16GB modules can reach the configuration of up to 64GB