so i am wondering why ppl are looking for 6/6 sb set for hedo bypass?

gear a: 3180int
snow orb
krak helm
sb arm, belt, amu
divine ring
krak aa
immo brace

gear b: 3005int
snow orb
sb helm, arm, belt, ring, amu, arti
immo brace


questions:
a) which is better? gear a or b?
b) if a, why?
c) if b, why?
d) and why not the other gear?

thanks