What is some good LGA 1150 o/c MBs?

[StitchExperimen]

What is some good LGA 1150 o/c MBs?
I'm considering a Haswell because it has AVX2 and might be useful in Distributed Computing in the future. I need to run two video cards for GPU scientific computing, most likely HD 7950's so I need two PCIe slots.
Your help would be appreciated.

Thanks,
Bruce G.