Apple announced its plan in releasing a new standalone display.
With an already solid performace and the best-ever diplay the iMac 5K retina is up for a revival as promised by the Apple CEO Tim Cook
LG's UltraFine 5K display works with Thunderbolt 3 connector for new MacBook Pro and can be worked on older Macs using Thunderbolt 3 to Thunderbolt 2 adapter as per Apple document.