Besides the most important overclocking section called MB Intelligent Tweaker (M.I.T.) you should also pay attention to some other BIOS Setup options.
For example, the PC Health Status page with all hardware monitoring functions:
Note that the mainboard allows controlling the processor cooler fan rotation speed depending on the CPU temperature readings.
Processor technologies can be configured in the Advanced BIOS Features section.
Gigabyte engineers also made sure that the settings profiles can be saved for future use. The mainboard allows saving up to 8 settings profiles. Note that the good settings profiles, i.e. when the board booted safely, will be saved automatically.
Also Gigabyte GA-X38-DQ6 BIOS boasts built-in Q-Flash utility that allows updating the BIOS without loading the OS.