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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