Given: 27" iMac 2015 with defective logic board and (presumably working) i7. Probably GPU is done. Retina display.
Questions: 1. Does the logic board from the 21,5" model fit? 2. Would another (older or newer generation) logic board fit?
Questions: 1. Does the logic board from the 21,5" model fit? 2. Would another (older or newer generation) logic board fit?