32.0GB OWC Memory Upgrade Kit For 2010-2011 Apple iMac
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
How (And Why) To Install More RAM In Your iMac
Install memory in an iMac - Apple Support
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Hynix IC 32GB KIT4x8GB Compatible for Apple DDR3 1333MHz PC310600 for iMac Mid 2010 27 inch Mid 2011 21527 inch MAC SODIMM Upgrade | MAX RAM Upgrade for iMac 113 iMac 121 iMac 12 2 - Newegg.com
macos - What is the maximum amount of RAM a 2011 MacBook Pro can utilize? - Ask Different
Can the Late 2009 27" iMac handle 32GB of RAM? | MacRumors Forums