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iMac Late 2009 21.5" GPU upgrade - Apple Community
Successfully baked iMac 27” late 2009 graphics card, ask me anything! (Yes I feel empowered lol) : r/mac
iMac 2009 / 2010 / 2011 GPU upgrade — Fixing LED/LCD PWM brightness with an ESP32 | by Fixing Things | Medium
For iMac 27" A1312 Mid 2009 2010 2011 6970m 1GB 2GB 109-C29657-10 Upgrade For Nvidia GTX 780M DDR5 4GB MXM TYPE-B VIDEO GPU CARD - AliExpress
Amazon.com: Original Graphics Video Card for Apple iMac Core i7 2.8 27-Inch Late 2009 A1412 MC507LL/A MC507 Desktop Computer, AMD ATI Mobility Radeon HD 4850 GDDR3 512MB 109-B91157-00, GPU Upgrade Replacement : Electronics
iMac 2009 to 2011 (A1311/A1312) Upgrade Guide – MacintoshMen
For iMac 27" A1312 Mid 2009 2010 2011 6970m 1GB 2GB 109-C29657-10 Upgrade For Nvidia GTX 780M DDR5 4GB MXM TYPE-B VIDEO GPU CARD _ - AliExpress Mobile
iMac 2009 to 2011 (A1311/A1312) Upgrade Guide – MacintoshMen
5 Things to Know Before Upgrading Your 2009 or Later iMac
For iMac 27" A1312 Mid 2009 2010 2011 6970M upgrade NVIDIA GTX 860M Video Card | eBay
Upgrading an iMac GPU for METAL Support! Late 2009 – Mid 2011 Models - YouTube
Can I replace/upgrade 4850 graphic card in 2009 iMac - iMac Intel 27" EMC 2309 and 2374 - iFixit
performance - Any idea what causes this and if it's fixable ? (iMac 27" 2009) - Ask Different
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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