10.10.5
Gigabyte GTX750ti
i5-4460
Gigabyte H97M-D3H v1.0, newest beta bios (F8b, but F7 had the same behavior)
Booting UEFI with clover handling all changes and what-nots, my OSX install is all stock
Oddly, this mobo's flaky bios won't let me disable the HD4600 video. I can get into the bios...