dosdude1 on Twitter: "Although absolutely not worth it, I had someone request that I upgrade the CPU on their Mid-2012 15” MacBook Pro to a 2.8 GHz Core i7-3840QM... So here it
![dosdude1 on Twitter: "Just finished performing a very awesome CPU upgrade on a Mid-2012 13” MacBook Pro, upgrading its original dual-core i5 CPU to a quad-core i7 CPU (3615QE)! Such a swap dosdude1 on Twitter: "Just finished performing a very awesome CPU upgrade on a Mid-2012 13” MacBook Pro, upgrading its original dual-core i5 CPU to a quad-core i7 CPU (3615QE)! Such a swap](https://pbs.twimg.com/media/FvSxDuTWYAI1C4S.jpg:large)
dosdude1 on Twitter: "Just finished performing a very awesome CPU upgrade on a Mid-2012 13” MacBook Pro, upgrading its original dual-core i5 CPU to a quad-core i7 CPU (3615QE)! Such a swap
![MacBook Pro 2012 (A1278) Thermal Paste Replacing AND Cleaning Fan (Disassembly) StepByStep [PART 1] - YouTube MacBook Pro 2012 (A1278) Thermal Paste Replacing AND Cleaning Fan (Disassembly) StepByStep [PART 1] - YouTube](https://i.ytimg.com/vi/8HcpDLg2v2c/maxresdefault.jpg)
MacBook Pro 2012 (A1278) Thermal Paste Replacing AND Cleaning Fan (Disassembly) StepByStep [PART 1] - YouTube
![Amazon.com: MMOBIEL Laptop CPU Cooling Fan Replacement Compatible with MacBook Pro A1278 A1280 A1342 2008-2012 Part Nr 922-8620 : Electronics Amazon.com: MMOBIEL Laptop CPU Cooling Fan Replacement Compatible with MacBook Pro A1278 A1280 A1342 2008-2012 Part Nr 922-8620 : Electronics](https://m.media-amazon.com/images/I/51txAWtM7nL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: MMOBIEL Laptop CPU Cooling Fan Replacement Compatible with MacBook Pro A1278 A1280 A1342 2008-2012 Part Nr 922-8620 : Electronics
![Amazon.com: Odyson - Logic Board 2.5GHz Core i5 (i5-3210M) Replacement for MacBook Pro 13" Unibody A1278 (Mid 2012) : Electronics Amazon.com: Odyson - Logic Board 2.5GHz Core i5 (i5-3210M) Replacement for MacBook Pro 13" Unibody A1278 (Mid 2012) : Electronics](https://m.media-amazon.com/images/I/81oTi2ymhJL.jpg)