Upgrading an older iMac's PCIe SSD: Third-party solutions that save you beaucoup bucks | Macworld
Original 512GB SSD MZ-JPU512T/0A6 For Apple iMac 21.5-inch A1418 Retina(Late 2013 – Late 2015), iMac 27-inch A1419 Retina(Late 2013 – Late 2015), Mac mini (Late 2014), Mac Pro (Late 2013), MacBook Air
Cómo agregar un SSD al iMac de 27 "(finales de 2015) - Guía de reparación iFixit