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Validated BIOS version : F6 & F9
First update BIOS if required.
Download BIOS from https://www.gigabyte.com/Motherboard/Z790-UD-rev-10/support#support-dl-bios, unzip on a USB Flash Drive and use the Q-Flash utility.
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PVD Ratio Threshold Override : Auto
CPU Over Temperature Protection : Auto
Hyper-Threading Technology : Enabled
Intel(R) Speed Shift Technology : Disabled
CPU Thermal Monitor : Disabled
Ring to Core offset (Down Bin) : Auto
CPU EIST Function : Disabled
Race To Halt (RTH) : Disabled
Energy Efficient Turbo : Disabled
Intel(R) Turbo Boost Technology : Disabled
CPU Flex Ratio Override : Disabled
CPU Flex Ratio Settings : Not accessible as the previous setting is disabled
Frequency TVB - Frequency Clipping TVB : Disabled
Enhanced TVB : Auto
Voltage Reduction Initiated TVB : Auto
IA CEP : Auto
GT CEP : Auto
Fll OC Mode : Auto
Legacy Game Compatibility Mode : Disabled
Intel (VMX) Virtualization Technology : Enabled
Core VR Fast Vmode : Auto
Under Voltage Protection : Auto
Intel Dynamic Tuning Technology: Disabled
AVX Settings : Auto
Active Turbo Ratios : Auto
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Memory Ref Clock : Auto
Gear Mode : Auto
Memory Boot Mode : Normal
SA GV: Auto
Dynamic Memory Boost : Auto
Realtime Memory Frequency : Disabled
Realtime Memory Timing : Disabled
Fine Granularity: Disabled
Memory Enhancement Settings : Auto
Memory Timing Mode : Fixed
Memory Channel Detection Message : Disabled
Retry Loop Count : Auto
SPD Info : Information only
SPD Setup : No setting to modify
Memory Channels Timing : No setting to modify
Memory Training Settings : No setting to modify
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Initial Display Output : PCIe 1 Slot (as Merging recommends a dedicated graphic card)
Internal Graphics : Disabled (as Merging recommends a dedicated graphic card)
PCIE Bifurcation Support: Auto
OnBoard LAN Controller : Enabled
Audio Controller : Enabled
Above 4G Decoding : Disabled
Above 4GB MMIO BIOS assignment : Disabled
Re-Size BAR Support: Disabled
IOAPIC 24-199 Entries : Enabled
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