iMac RAM Models 11.3 (i5 and i7 only) to 12.2 (8GBx4) | MacMemory.com
4GB [2x2GB] DDR2-667 (PC2-5300) RAM Memory Upgrade Kit for The Apple iMac 7,1 (20-inch, 2.0GHz, MA876LL/A) Intel Core 2 Duo (Genuine A-Tech Brand) at Amazon.com
4GB Kit Apple iMac (April 2008) Memory Upgrade 2 x 2GB (MB413G/A) DDR2 PC2-6400 SODIMMs at Amazon.com
iMac Memory for Model 8.1 | DDR2-800MHz |4GB | MacMemory.com
1GB DDR2 533 DIMM for Apple iMac G5 1.9GHz / 2.1GHz, Power Mac G5 Quad – Aplus Technology
Apple iMac 2008 20" 6GB DDR2 - NO HDD - computers - by owner - electronics sale - craigslist
OWC 4GB (2 x 2GB) PC5300 DDR2 667MHz SO-DIMMs Memory RAM Upgrade Compatible with MacBook, MacBook Pro, iMac, Mac Mini Core 2 Duo Models (OWC5300DDR2S4GP) at Amazon.com