umm
well , i have a bard 32 AND cleric 29 and i love to group with wizards , i know that i have grouped with boht different path wizard , i havent seen any difference between the power path wiz and dmg path wiz when we talk about dmg , but the power path one is like never oom , and never needs Power dance and Power twist , i would go for the power path , though i m not very xperience as a caster so a caster would be a bettre ressource then me