MSI B75A-G41 or MSI B75A-G43

[bizwoo]

Is anyone using any of these mobos? Would they be good for a ltc mining rig?

I wonder if they can use all the PCIe ports, i.e. all 4, at the same time. I tried to find some info but I was not able even in the manual.

They look nice for the price.

Thanks