DP67BG Technical Product Specification

Overview of BIOS Features
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3.11 BIOS Performance Features
The BIOS includes the following options to provide custom performance enhancements
when using an Intel Core i7, Intel Core i5, and Intel Core i3 processors in an LGA 1155
socket.
Processor frequency adjustment
Processor voltage adjustment
Memory clock adjustments
Memory voltage adjustments
QPI Bus voltage adjustment
PCI Bus speed adjustment