At first ,upgrade bios to a12 from dell official website ,then use intel fpt tool to backup bios from your machine.
https://mega.nz/#!74wBgKIJ!5gq_eibVNghjQ...EDCxjmQWhU
Command like : fptw64 -bios -d bk.rom ,it will dump a bk.rom
============
I don't think it has any OC feature.
https://mega.nz/#!74wBgKIJ!5gq_eibVNghjQ...EDCxjmQWhU
Command like : fptw64 -bios -d bk.rom ,it will dump a bk.rom
============
I don't think it has any OC feature.