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Model A1418 / Late 2012 / 2.7 & 2.9 GHz Core i5 or 3.1 GHz Core i7 Processor

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Can I upgrade gpu iMac 21.5 model A1418

Can I upgrade gpu imac 21.5 model A1418?

I can upgrade gpu NVIDIA GeForce GT 640M imac 21.5 model A1418, since I have to replace it, I was thinking of replacing it with a more powerful one.

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Sorry, this series uses a soldered on dedicated GPU. The older 2011 model had a replaceable GPU MXM board.

You’ll need to replace the entire logic board with the more powerful 650M GPU

  • 661-7373 - iMac 21.5" Logic Board, 2.7GHz i5, QC GT 640M 512MB
  • 661-7102 - iMac 21.5" Logic Board, 2.9GHz i5 QC, GT 650M 512MB
  • 661-7103 - iMac 21.5" Logic Board, 3.1GHz i7 QC, GT 650M 512MB

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