that's what I did, flashed without problems I just tried to install the dell file, no problems then the correct PID, no problems after rebooting I still have 2 days left to activate I'll go try some more PIDs and see if it works
Manufacturer: Gigabyte Model: GA-Z68MX-UD2H-B3 (rev. 1.3) Bios version: U1E Bios Type: AMI EFI Bios SLIC: SLIC 2.1 Bios Download Link: download.gigabyte.ru/bios/mb_bios_ga-z68mx-ud2h-b3_f1e.exe Thanks.