![Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique](https://www.cdiscount.com/pdt2/1/2/1/1/700x700/app0791949115121/rw/apple-macbook-pro-a1278-2012-13-3-intel-core-i5.jpg)
Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique
![Performance test of macOS 11 Big Sur Beta 1 on unsupported Mid 2012 MacBook Pro (startup, shutdown) - YouTube Performance test of macOS 11 Big Sur Beta 1 on unsupported Mid 2012 MacBook Pro (startup, shutdown) - YouTube](https://i.ytimg.com/vi/aRLHF1ZRlZg/maxresdefault.jpg)
Performance test of macOS 11 Big Sur Beta 1 on unsupported Mid 2012 MacBook Pro (startup, shutdown) - YouTube
![Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique](https://www.cdiscount.com/pdt2/1/2/1/2/700x700/app0791949115121/rw/apple-macbook-pro-a1278-2012-13-3-intel-core-i5.jpg)
Apple MacBook Pro A1278 (2012) 13.3" Intel Core i5 2.5Ghz, Mac OS X Sierra, 16 Go RAM, 1TB HDD, Clavier QWERTY - Cdiscount Informatique
![Just my grateful shout out! Macbook Pro Mid 2012 non-Retina working better than ever on Big Sur, thank you! : r/BigSurPatcher Just my grateful shout out! Macbook Pro Mid 2012 non-Retina working better than ever on Big Sur, thank you! : r/BigSurPatcher](https://i.redd.it/kzs9wp8578z51.jpg)