iMac 27" 2.8GHz Core i7 Logic Board

820-2733-A 661-5428 27 inch iMac, Late 2009 A1312, Logic Board - 2.8 GHz i7 NB-2820W
This is a Logic Board 2.8 Ghz, Quad-Core, Intel i7 for an iMac 27".
EEE code: BA2

Apple part number: 661-5428, 820-2733-A

Compatible models: A1312-Late 2009-MB953LLCTO, 820-2733-A

Compatible Mac info. : 27-inch 2.8GHz i7 iMac, 820-2733-A

661-5428 27 inch iMac, Late 2009 A1312, Logic Board - 2.8 GHz i7 8202733A