FYI, I was asked "SM951 is not 1 type.
is yours MZVPV (NVMe) or MZHPV (AHCI)?"
Excellent question, and a very good point. I'll be testing 1.0b UEFI boot from an Intel 750 Series next, which is NVMe.
I should have mentioned that my SM951 is MZHPV128HDGM (pictured here), yep, the AHCI model, not...