what different between msi z97,h97,b85

[JASONMARK]

i need to build a new computer.....
but now i don't know what different with z97,h97,b85...
please help me.D:

 

[Deders]

Z97 is overclockable, the H series is usually a slightly cut down version with no overclocking, and the B series is aimed at business users, so even more cut down.