Thank you for contacting the Intel Embedded Community.
In case that you refer to the Intel(R) Desktop Board DG33FB BIOS, you may find it at the Downloads for Intel® Desktop Board DG33FB web site.
All the information related to this board can be found at the Support for the Intel® Desktop Board DG33FB web site.
In case that you will have more questions related to this device, please feel to address them through the Contact Support web site to receive the further answers to them.
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