> > I'm now in a upgrading process to OpenBSD 5.8 (backup etc.). I have laptop > > with EFI(UEFI) capability and 500GB HDD. There are any benefits from GPT > > with my configuration to migrate from MBR to GPT (I'm also using full disk > > oencryption)? > > 5.8 doesn't support GPT/UEFI, so it's probably best to stick with MBR.
And even for 5.8-current GPT/UEFI support is still in incomplete, and it is very likely that we'll have to make changes to the bootloader and kernel that will be incompatible in a way that will require booting from external media to upgrade your system.
