GIGABYTE's BIOS for Z87 has been given a much improved facelift. Compared to Z77, it is much more accessible and fluid which we are pleased to see. Gaining access to key areas couldn't be easier thanks to the layout. GIGABYTE have left no stone unturned with this new revision, within each section there are options to tweak Haswell to your hearts content. Performance and voltage sections are a particular interest for overclockers and we have shown this below.