Install memory in an iMac - Apple Support
How to upgrade RAM / Memory on a 2010 iMac Core i3 i5 i7 (21.5in & 27in) - YouTube
Install memory in an iMac - Apple Support
Amazon.com: OWC 6GB (2GB + 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, 2009 iMac Models : Everything Else
A-Tech 8GB RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Module at Amazon.com
Apple iMac 2010 8GB DDR3 1333MHz PC3-10600 204-Pin SoDIMM
A-Tech 8GB RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Module at Amazon.com
iMac Intel 27" EMC 2390 RAM Replacement - iFixit Repair Guide
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
Install memory in an iMac - Apple Support
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
iMac Intel 27" EMC 2390 RAM Replacement - iFixit Repair Guide
Amazon.com: Timetec 32GB KIT(4x8GB) Compatible for Apple DDR3 1333MHz PC3-10600 CL9 for iMac (Mid 2010 27 inch, Mid 2011 21.5/27 inch) SODIMM Memory Module MAC RAM Upgrade for iMac 11,3 / iMac 12,1 / iMac 12, 2 : Electronics
Apple iMac 21.5-inch Core i5 Mid 2010 - Crucial Memory Upgrade - YouTube
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
16GB Memory Upgrade Kit For Apple iMac 2010-2011
Apple iMac 21.5-Inch Core i3 3.2 Mid 2010 4GB RAM High Sierra 500GB HD Disk CD | eBay
iMac Intel 27" (Core i3) EMC 2390 (Mid 2010) Memory Maxxer RAM Upgrade Kit
iMac Intel 27" EMC 2390 RAM Replacement - iFixit Repair Guide
CMS 16GB (4X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I3 3.06 21.5-Inch (Mid-2010) - A28 at Amazon.com
iMac Intel 21.5" EMC 2389 RAM Replacement - iFixit Repair Guide
OWC Performance Upgrades for iMac 2010
![iMac [21.5", Mid 2010] 3.06 GHz Intel Core i3, 4GB RAM, 500GB HD | eBay](https://i.ebayimg.com/images/g/hogAAOSwNIJgldu~/s-l1600.jpg "iMac [21.5\", Mid 2010] 3.06 GHz Intel Core i3, 4GB RAM, 500GB HD | eBay")