Help identifying a BaddAss Bulb

[Biologist]

One of the used lights I bought came with this MH bulb and I was wondering if anyone can tell me the wattage so I know what to set my ballast on if I ever use it. The bulb on the right is a 1000W Hortilux Super HPS for reference.

 

[Ruby_Abu]

seems like 600W and 1000W

 

[Lost in a SOG]

Could be a 400