MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
The same as with any other stronger PSU. The ceramics heat cartridge is designed to draw 40W - 12V, 3.3A. As long as these requirements are covered there is no difference in its operation.
If you want to know how much time it takes to preheat hotend to 200°C (no matter what PSU is used) then I can measure it next time.