There are some other differences like maximum number of sata 3.0 ports.
Here is a link that shows them:http://en.wikipedia.org/wiki/LGA_1155
I see nothing wrong with B75.
Thats the website i was looking at. I am only hooking up 1x 1TB HDD to it and maybe 1x SSD. Because i am upgrading when skylake comes out, i dont want to spend too much.