RAM upgrade iMac 27" Retina 2015
Hi, is it possible to add 2 x 8 Gb of RAM to an iMac 27" Retina (2015) while keeping the existing built-in 8 Gb? Any slow performance with a rather atypical 24 Gb configuration instead of 32 Gb?
iMac with Retina 5K display, OS X El Capitan (10.11)
