820-2936-A) Logic Board - MacBook Pro 13″ A1278 (2011)
Amazon.com: Valley Of The Sun New 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement :
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Spent 2 months upgrading this 2012 MBP to absolute MAX spec : r/mac