Our MacBook Air test unit had 2.0GHz dual-core Intel Core i7 processor, Intel HD Graphics 4000, 8GB RAM, a 128GB SSD, and a 11.6. Cracking Open MacBook Air 11-inch (2012): Hardware specifications.Replace a 5100 mAh battery compatible with the MacBook Air 11' Mid 2011 to Early 2015 A1370 and A1465 model laptop. MacBook Air 11' (Mid 2011-Early 2015) Replacement Battery.Please check the compatibility section and the detailed specs for your Mac model's drive bus. Performance can vary depending on many factors, including the Mac model and its drive bus specifications. The Aura Pro X2 is a high performance PCIe 3.1 x4 NVMe SSD capable of performing in excess of 3000MB/s in Macs with PCIe3.0 x4 SSD slot.Covering everything from laptops to smartphones, from Windows 10 to productivity software, PCWorld delivers the information and expert advice you need to get the job done.After the flex cables being disconnected, detach the motherboard. After that, detach the MackBook Fan, heat sink and WiFi antenna lightly. MacBook Disassembling Remove the Mackbook Lower Case, then detach the MackBook Battery and IO board flex. Just 8 steps to let your MacBook Air run faster.