Apple Computer , iMac 27-inch 2.7/3.2 GHz Core i5 (i5-3470, i5-3470S), iMac 27-inch 3.4 GHz Core i7 (i7-3770),
Order Number, MD095LL/A, MD096LL/A, BTO/CTO,
Model Number, A1419,
Model Year, Late 2012,
Part Name, Logic Board 3.4 GHz (2GB GDDR),
Manufacture Part Number, 820-3299,
Compatible Apple Order Number, MD095LL/A, MD096LL/A, BTO/CTO,
Compatible Apple Model Number, A1419,
EMC Number, EMC 2546,
EEE Code, FOV5, F64W,
Compatible Apple Computer, iMac (27-inch, Late 2012), ,
Order you product here:
661-7160 Logic Board 3.4 GHz for iMac 27 inch Late 2012 A1419 MD095LL/A, MD096LL/A, BTO/CTO (820-3299),
661-7160
source
http://info.applepartsellers.com/661-7160-logic-board-3-4-ghz-for-imac-27-inch-late-2012-a1419-md095ll-a-md096ll-a-bto-cto-820-3299