Here is a graph from 9sec9's 37R'd evo(similar mods). If you compare it to the graph above, you will notice a few points
455wtq: 37R@6150rpm HTA35R@5100rpm (1000rpms earler!)
@7000rpms: 37R has 455wtq HTA35R has 470wtq (about the same)
@7500rpms: both at ~440wtq and ~640whp
37R:
HTA35R:
edited to add in the other turbo we're comparing here...