Marcel Haller5 years ago000Is this memory also suitable for the somewhat difficult installation in an iMac Retina 21.5 inch 2019?Show in original language (German)Anonymous5 years ago000 Helpful answerDepending on the model: the 2400 MHz belongs in the i3, the i5 and i7 would like the faster 2666 MHz.Show in original language (German)Comment