Suppose Floyd Mayweather Jr. and Donald Curry swapped time periods...

[KnockoutTheFat]

How would Mayweather do against the likes of:
Milton McCrory
Lloyd Honeyghan
Marlon Starling x2
Mike McCallum at 154

Conversely, how would Curry do against the likes of:
Zab Judah
Carlos Baldomir
Oscar De La Hoya at 154
Ricky Hatton
Shane Mosley