How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2011 4GB/8GB DDR3 SODIMM | eBay
Install memory in an iMac - Apple Support
iMac 21,5 2009-2011 LGA 1156 with i7, works good!! | MacRumors Forums
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Apple iMac 21.5-inch Mid 2011 2.5GHz Intel Core i5 (MC309LL/A) – UNICOM, Inc.
Install memory in an iMac - Apple Support
Memory Upgrades for Apple iMac 2011 Up to 32GB
Install memory in an iMac - Apple Support
21.5-inch or 27-inch iMac (Mid 2011) Memory Installation iMac12,1 iMac12,2 - YouTube
Teardown of new 21.5-inch iMac surprisingly reveals user-upgradable RAM, modular CPU - 9to5Mac
I recently purchased 2011 21.5 iMac (Mid-2011) and I'm obsessed. : r/mac
/cdn.vox-cdn.com/uploads/chorus_asset/file/13062147/NIK_6994.1419962399.jpg "Apple iMac review (mid 2011) - The Verge")
Apple iMac review (mid 2011) - The Verge
Apple iMac Mid 2011 21.5-inch 2.7GHz Core i5 Apple DDR3 RAM Memory | Kingston
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
iMac RAM Memory Installation 2009 2010 2011 21 5" Apple Dollars #13 - YouTube
iMac | 2.5 GHz Intel i5 | 21.5 Inch | Mid 2011 - Techable.com
Review: 21.5-inch 2012 iMac takes two steps forward, one step back | Ars Technica
iMac 21.5" Mid 2011 How To Change/Upgrade Your Ram For Better Performance 2014 - YouTube
32.0GB OWC Memory Upgrade Kit For 2010-2011 Apple iMac
A-Tech 16GB (4x4GB) RAM for Apple iMac (Mid 2010, Mid 2011, Late 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
Maximum memory for 2011 iMac - Ask Different
How to upgrade RAM on iMac 21.5" 2011 - YouTube
Memory Upgrades for Apple iMac 2011 Up to 32GB
