How to replace HDD/SSD in iMac 2006 | Mac Cheat Sheet
CMS 1GB (1X1GB) DDR2 5300 667MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac "Core 2 Duo" 2.0 17-Inch Late 2006 - A58 - Walmart.com
A-Tech 16GB (2x8GB) RAM for Apple iMac Late 2015 27 inch Retina 5K | DDR3L 1866MHz / 1867MHz PC3L-14900 1.35V 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
17″ iMac (Mid 2006) | Low End Mac
20-inch or 24-Inch iMac (2006) Memory Installation Video - YouTube
A-Tech for Apple 4GB Kit 2X 2GB PC2-5300 667MHz Mac Mini iMac Late 2006 Late 2008 Mid 2007 A1208 MA589LL A1207 MA456LL A1200 MB138LL/A A1176 MB139LL/A Memory RAM at Amazon.com