2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan
There is no "I" in Steve: iMac 21.5" mid 2011 CPU Upgrade and Repair
Apple iMac 27-inch (July 2010) review: Apple iMac 27-inch (July 2010) - CNET
Apple iMac 27” Mid 2011 A1312 MC813LL/A MC814LL/A Logic Board 820-2828 - NO CPU | eBay
Amazon.com: Valley Of The Sun 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement Repair Parts :