iMac 2009 to 2011 (A1311/A1312) CPU and GPU Upgrade Guide - What you need to know!
iMac GPU Upgrade, Metal SUPPORTED!!
A1312 iMac GPU Replacement
2011 iMac GPU Upgrade Now with Brightness and Boot menu - Absolutely Worth It!
Upgrading an iMac GPU for METAL Support! Late 2009 – Mid 2011 Models
iMac 2011 GPU upgrade to NVIDIA 770M with new VBIOS
Upgrading the GPU in the 2011 iMac - is it worth it?
Mac Pro GPU Upgrade Guide (3,1 2008, 4,1 2009, 5,1 2010 - 2012)
2011 iMac CPU Upgrade - will a Xeon work? Also how about a k2100m at the same time!
2010 iMac GPU and CPU upgrade, is it worth it?
Building the ultimate $200 custom iMac!
Best iMac Upgrade? NVIDIA Quadro K1100M GPU for A1311 & A1312 (2009-2011)
OpenCore is dead...
2009-2012 iMac Video Card Removal (easy)
How to: (yet another) iMac 2011 SSD+RAM+K3100M GPU+WIFI & BT upgrade (Part 4)
Imac Mega Upgrade! RAM, CPU To I7 & SSD Upgrade -Still good in 2020
How to Upgrade/Replace GPU Graphics Card on Mid-2011 21.5" iMac
This Upgrade Isn't Possible on New iMacs (Sometimes Older IS Better)
Nvidia K1100M upgrade on the Mid-2010 iMac 21.5'
Apple iMac A1311 A1312 2009 2010 2011 NVIDIA Quadro K1100M 2GB Video Card GPU Upgrade