How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
Install memory in an iMac - Apple Support
MacBook Pro 13" Unibody (Mid 2010) Memory Maxxer RAM Upgrade Kit
iMac Intel 21.5" EMC 2389 (Mid 2010) Memory Maxxer RAM Upgrade Kit
Amazon.com: Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3 1333MHz PC3-10600 CL9 for Mac Book Pro (Early/Late 2011 13/15/17 inch), iMac(Mid 2010, Mid/Late 2011 21.5/27 inch), Mac Mini(Mid 2011) MAC RAM Upgrade :
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
Install memory in an iMac - Apple Support
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
iMac Intel 27" EMC 2390 RAM Replacement - iFixit Repair Guide
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
OWC Performance Upgrades for iMac 2010
32.0GB OWC Memory Upgrade Kit For 2010-2011 Apple iMac
How to upgrade RAM / Memory on a 2010 iMac Core i3 i5 i7 (21.5in & 27in) - YouTube
iMac RAM Models 11.3 (i5 and i7 only) to 12.2 (8GBx4) | MacMemory.com
iMac Intel 21.5" EMC 2389 RAM Replacement - iFixit Repair Guide
RAM upgrade considerations for iMac systems - CNET
iMac Mid-2010 27 inch (A1312) SSD and RAM disassembly and upgrade - Much FASTER! - YouTube
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
Apple iMac 21.5-inch Core i5 Mid 2010 - Crucial Memory Upgrade - YouTube
NEMIX RAM 16GB (2x8GB 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
