Apple iMac 27 inch Desktop - MC784LL/A (2010) for sale online | eBay
iMac (mid 2010) Core i3 review | Engadget
Amazon.com: Valley Of The Sun Original 1GB Graphics Card for Apple iMac 2010 27" Core i7 2.93 Desktop Computer MC784LL/A MC784 A1312, ATI Radeon HD 5750 GDDR5 1 GB Video Cards GPU
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
iMac Core I7 Review (Mid 2010) - SlashGear
iMac 21.5 Inch 3.06GHz Intel Core i3 Mid-2010 MC508LL/A