I did the math on this sometime back…
http^s://forums.scrollsoflore.com/showpost.php?p=1624795&postcount=146
The images out of Elegy don’t seem to imply a smaller processing rate. As to Treefolk’s question - they could have been used to rush emergency troops in, but Blizzard didn’t want that because it would have interfered with destroying what I liked about this game and because Stormwind is a fairweather ally.