macOS High Sierra On A 2009 Imac Core 2 Duo? A Retro Adventure :o) - YouTube
DIY Kit For 1.0TB OWC Aura 6G Solid State Drive for 2012-2013 iMac
See which Macs will -- and won't -- work with MacOS - CNET
iMac "Core 2 Duo" 2.66 20" (Early 2009) Specs (Early 2009, MB417LL/A, iMac9,1, A1224, 2266): EveryMac.com
Apple iMac A1224 Mid 2009 20in 2.26GHz 2GB DDR3 RAM 250GB HDD EL-CAPITAN 618996989331 | eBay
Apple iMac 21.5-inch Mid-2011 2.5GHz Intel Core i5 (MC309LL/A) – UNICOM, Inc.
List of Macs Compatible With macOS Sierra - MacRumors
Apple iMac Core i7 8GB Computers | MD063LL/A | Discount-Computer.com
21.5” iMac 2009 for Sale in Long Beach, CA - OfferUp
Early 2009 duo core (square mac) now running High Sierra patch from Dosdude1 flawlessly. : r/mac
For all of the ten people that care, I installed High Sierra On a mid 2009 MacBook Pro : r/mac
SOLVED: Upgrade OS to High Sierra? - iMac Intel 20" EMC 2316 (Edu) - iFixit
Early-2009 iMac 24" for only $35! : r/mac
MacOS High Sierra Compatible Macs List | OSXDaily
Identify your iMac model - Apple Support
Identify your iMac model - Apple Support
Apple iMac 21.5-inch 3.06GHz Core 2 Duo (Late 2009) MB950LL/A | mac of all trades
How to install macOS 10.12 Sierra on unsupported Mac hardware
iMac (Early 2009) | Low End Mac
