15" Mid 2012 Apple MacBook Pro Unibody 2.6GHz i7 Logic Board 820-3330 - A1286 | eBay
LogicBoard upgrade on Macbook Pro Late 2011 13" to Mid 2012 - YouTube
dosdude1 on X: "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