iMac 2009 to 2011 (A1311/A1312) Upgrade Guide – MacintoshMen
Someone gave me this unwanted Mac, anyone know if you can upgrade the graphics cards on these ? Keep seeing conflicting information it's a 24" early 2009 imac : r/mac
Successfully baked iMac 27” late 2009 graphics card, ask me anything! (Yes I feel empowered lol) : r/mac
Apple iMac 21.5-Inch (Late 2012) Review | PCMag
Apple iMac (Late 2012) review (21.5- and 27-inch) | Macworld