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
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
Installation de mémoire dans un iMac - Assistance Apple (FR)
Install memory in an iMac - Apple Support
A-Tech 16GB (2x8GB) 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 Kit at Amazon.com
Installation de mémoire dans un iMac - Assistance Apple (FR)
Is it worth it to upgrade RAM on Mid 2010 21.5 iMac? | MacRumors Forums
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
Installation de mémoire dans un iMac - Assistance Apple (FR)
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com