New 16GB 4x4GB Memory Apple iMac (21.5 and 27-inch, Mid 2011) PC3-10600
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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
16GB 4x4GB PC3-10600 DDR3-1333MHz Memory Apple iMac 21.5 and 27-inch, Mid 2011 | eBay
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How to upgrade RAM on iMac 21.5" 2011 - YouTube
Memory Upgrades for Apple iMac 2011 Up to 32GB
RAM Upgrade for iMac Mid 2011 21.5-inch | MacRumors Forums
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2011 4GB/8GB DDR3 SODIMM | eBay
iMac Intel 21.5" EMC 2428 RAM Replacement - iFixit Repair Guide
HOW TO: Upgrade The RAM to 32GB on a Mid-2011 21.5inch iMac - YouTube
Install memory in an iMac - Apple Support
16GB (2X8GB) RAM Memory 4 Apple iMac "Core i5" 2.5 21.5-Inch (Mid-2011) A13 849005032452 | eBay
iMac Intel 27" EMC 2309 and 2374 RAM Replacement - iFixit Repair Guide
iMac 21.5" Mid 2011 How To Change/Upgrade Your Ram For Better Performance 2014 - YouTube
Maximum memory for 2011 iMac - Ask Different
Differences Between Mid-2011 and Late 2012 Aluminum iMac: EveryMac.com
Review: 21.5-inch 2012 iMac takes two steps forward, one step back | Ars Technica
I recently purchased 2011 21.5 iMac (Mid-2011) and I'm obsessed. : r/mac
NEMIX RAM 32GB (4x8GB Upgrade) DDR3-1333 PC3-10600 204-Pin SODIMM Memory for Apple MacBook Pro Early/Late 2011, iMac Mid 2010 27 inch 4-Core, iMac Mid 2011 21.5/27” , Mac Mini Mid 2011 at Amazon.com
Timetec Hynix IC 32GB KIT(4x8GB) Compatible for Apple 27 inch Mid 2010 21.5/27 inch Mid 2011 iMac DDR3 1333MHz PC3-10600 CL9 204 Pin SODIMM Upgrade for iMac 11,3 iMac 12,1 iMac 12, 2 (32GB KIT(4x8GB)) - Newegg.com
It's Alive! — DIY iMac SSD Upgrade (Intel Mid-2011, 21.5″) | ONEKSY
Memory Upgrades for Apple iMac 2011 Up to 32GB
Install memory in an iMac - Apple Support
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
21.5-inch or 27-inch iMac (Mid 2011) Memory Installation iMac12,1 iMac12,2 - YouTube
