The Definitive Classic Mac Pro (2006-2012) Upgrade Guide
Модернизация старенького iMac 5.1 MA200xx/A
I got a FREE 2013 iMac 21.5 with internal upgrades including Samsung evo ssd and 16gigs of ram. Then used open legacy patcher to install Mac OS Venture 13.5 beta. : r/osx
Mac Pro 5.1 bekommt ein Upgrade :) Part 1 - YouTube