Don’t take my word as gospel, given I don’t own any Nagara device or use this port, but at least for Murray and Zambezi there is no difference between using the 54 or the 72 version with the same software:
Don’t take my word as gospel, given I don’t own any Nagara device or use this port, but at least for Murray and Zambezi there is no difference between using the 54 or the 72 version with the same software: