Late 2013 - iMac14,3
compatible upgrades for: ME087LL/A, 21.5-inch iMac
Standard RAM: 8 GB
Maximum RAM: 16 GB*
Details: *8 GB of RAM is standard and it can be upgraded at the time of purchase to 16 GB for an additional US$200. Although Apple does not intend for one to upgrade the RAM after purchase, and doing so is difficult, it is possible.
RAM Slots: 2*