H61MGC/H61MLC UEFI BIOS Manual UEFI BIOS Setup Introduction The purpose of this manual is to describe the settings in the AMI UEFI BIOS Setup program on this motherboard. The Setup program allows users to modify the basic system configuration and save these settings to NVRAM. UEFI BIOS determines what a computer can do without accessing programs from a disk.
H61MGC/H61MLC UEFI BIOS Manual Supported CPUs This AMI UEFI BIOS supports the Intel CPU. Using Setup When starting up the computer, press <Del> during the Power-On Self-Test (POST) to enter the UEFI BIOS setup utility. In the UEFI BIOS setup utility, you will see General Help description at the top right corner, and this is providing a brief description...
H61MGC/H61MLC UEFI BIOS Manual 1 Main Menu Once you enter AMI UEFI BIOS Setup Utility, the Main Menu will appear on the screen providing an overview of the basic system information. BIOS SETUP UTILITY Chipset Boot Main Advanced Security Performance Save &...
H61MGC/H61MLC UEFI BIOS Manual 2 Advanced Menu The Advanced Menu allows you to configure the settings of CPU, Super I/O, Power Management, and other system devices. Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
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H61MGC/H61MLC UEFI BIOS Manual PCI ROM Priority In case of multiple option ROMs (Legacy and EFI Compatible), this item specifies what PCI Option ROM to launch Options: Legacy ROM (Default) / EFI Compatible ROM PCI Latency Timer This item sets the value to be programmed into PCI Latency Timer Register. Options: 32 PCI Bus Clocks (Default) / 64 PCI Bus Clocks / 96 PCI Bus Clocks / 128 PCI Bus Clocks / 160 PCI Bus Clocks / 192 PCI Bus Clocks / 224...
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H61MGC/H61MLC UEFI BIOS Manual ACPI Settings/WakeUp Event control BIOS SETUP UTILITY Advanced When EuP Enabled,System meets EuP Control [Disabled] EuP requirement. ACPI Sleep State [S1 (CPU Stop Clock)] Lock Legacy Resources [Disabled] PME Wake up from S5 [Disabled] Wake system with Fixed Time [Disabled] Wake up date [EveryDay]...
H61MGC/H61MLC UEFI BIOS Manual Wake system with Fixed Time This item enables or disables the system to wake on by alarm event. When this item is enabled, the system will wake on the hr::min::sec specified. Options: Disabled (Default) / Enabled Wake up date You can choose which date the system will boot up.
H61MGC/H61MLC UEFI BIOS Manual CPU Configuration BIOS SETUP UTILITY Advanced CPU Configuration Enabled for Windows XP and Linux(OS optimized for Hyper-Threading Technology) Processor Stepping and Disabled for other OS(OS Microcode Revision not optimized for Max Processor Speed Hyper-Threading Technology). Min Processor Speed When Disabled only one thread Processor Speed per enabled core is enabled.
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H61MGC/H61MLC UEFI BIOS Manual Execute-Disable Bit XD can prevent certain classes of malicious buffer overflow attacks when combined with a supporting OS (Windows Server 2003 SP1, Windows XP SP2, SuSE Linux 9.2, RedHat Enterprise 3 Update 3.). Options: Enabled (Default) / Disabled Hardware Prefetcher The processor has a hardware prefetcher that automatically analyzes its requirements and prefetches data and instructions from the memory into the Level 2 cache that are...
H61MGC/H61MLC UEFI BIOS Manual CPU C6 Report This item enables/disables CPU C6 (ACPI C3) report to OS. Options: Enabled (Default) / Disabled Package C State Limit This item sets Package C State Limit. Options: No Limit (Default) / C0 / C1 / C6 / C7 Local x2APIC This item enables Local x2APIC.
H61MGC/H61MLC UEFI BIOS Manual Serial-AT A Controller 0 This item enables/disables Serial ATA Controller 0. Options: Compatible (Default) / Disabled / Enhanced Serial-AT A Controller 1 This item enables/disables Serial ATA Controller 1. Options: Enhanced (Default) / Disabled Aggressive Link Power Management Aggressive Link Power Management Support.
H61MGC/H61MLC UEFI BIOS Manual EHCI Hand-Off This is a workaround for OSes without EHCI hand-off support. The EHCI ownership change should be claimed by EHCI driver. Options: Disabled (Default) / Enabled Port 60/64 Emulation This items enables I/O port 60h/64h emulation support. This should be enabled for the complete USB keyboard legacy support for non-USB aware OSes.
H61MGC/H61MLC UEFI BIOS Manual Fan Ctrl OFF(℃) When CPU temperature is lower than this value, the CPU fan will keep lowest RPM. Options: 10 (℃) (default) Fan Ctrl On(℃) When CPU temperature is higher than this value, the CPU fan controller will turn on. Options: 20 (℃) (Default) Fan Ctrl Start Value...
H61MGC/H61MLC UEFI BIOS Manual Restore AC Power Loss This setting specifies how your system should behave after a power fail or interrupts occurs. Power Off: Leaving the system in power-off status after power recovers. Power ON: Powering on the system immediately when power returns. Last State: 1. Leaving the system in power-off if the system shuts down at DC off status;...
H61MGC/H61MLC UEFI BIOS Manual H/W Monitor BIOS SETUP UTILITY Advanced ShutDown Temperature PC Health Status ShutDown Temperature [Disabled] CPU temperature System temperature CPU Fan Speed System Fan1 Speed CPU Vcore DRAM Voltage Vcc SA IGD Voltage Vcc IO Select Screen +12V Select Item + 5V...
H61MGC/H61MLC UEFI BIOS Manual 3 Chipset Menu This section describes configuring the PCI bus system. PCI, or Personal Computer Interconnect, is a system which allows I/O devices to operate at speeds nearing the speed of the CPU itself uses when communicating with its own special components. Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
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H61MGC/H61MLC UEFI BIOS Manual Low MMIO Align Low MMIO resources align at 64MB/1024MB. Options: 1024M (Default) / 64M VT-d This item enables/disables VT-d function. Options: Disabled (Default) / Enabled Initiate Graphic Adapter This item allows you to select which graphics controller to use as the primary boot device.
H61MGC/H61MLC UEFI BIOS Manual DVMT/FIXED Memory Size DVMT stands for “Dynamic Video Memory Technology”. This is an enhancement of the unified memory architecture (UMA) concept. DVMT will set the optimum amount of memory to be allocated for a balance between graphics and system performance.
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H61MGC/H61MLC UEFI BIOS Manual Azalia HD Audio This item enables/disables Azalia HD Audio. Options: Enabled (Default) / Disabled Azalia internal HDMI codec This item enables/disables internal HDMI codec for Azalia. Options: Enabled (Default) / Disabled High Precision Timer This item enables/disables the High Precision Event Timer. Options: Enabled (Default) / Disabled All USB Devices...
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H61MGC/H61MLC UEFI BIOS Manual Onboard PCI-E Devices BIOS SETUP UTILITY Chipset Enable or Disable Boot Option PCI Express Ports Configuration for Legacy Network Devices. LAN0 MAC ID = Legacy OpROM Support Launch PXE OpROM [Disabled] Launch Storage OpROM [Enabled] Onboard PCIE Giga LAN [Auto] Select Screen Select Item...
H61MGC/H61MLC UEFI BIOS Manual 4 Boot Menu This menu allows you to setup the system boot options. BIOS SETUP UTILITY Main Advanced Chipset Boot Security Performance Save & Exit Number of seconds to wait for Boot Configuration setup activation key. Setup Prompt Timeout Bootup NumLock State [On]...
H61MGC/H61MLC UEFI BIOS Manual Option ROM Messages This item sets the display mode for Option ROM. Options: Force BIOS (Default) / Keep Current Interrupt 19 Capture Interrupt 19 is the software interrupt that handles the boot disk function. When set to Enabled, this item allows the option ROMs to trap interrupt 19.
H61MGC/H61MLC UEFI BIOS Manual 5 Security Menu BIOS SETUP UTILITY Main Advanced Chipset Boot Security Performance Save & Exit Set Setup Administrator Password Description Password If ONLY the Administrator’s password is set, then this only limits access to Setup and is only asked for when entering Setup.
H61MGC/H61MLC UEFI BIOS Manual 6 Performance Menu This submenu allows you to change voltage and clock of various devices. (However, we suggest you use the default setting. Changing the voltage and clock improperly may damage the device.) Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
H61MGC/H61MLC UEFI BIOS Manual CPU Core Current Max (Amp) This item sets the Max instantaneous current allowed at any given time. Options: 75 (Default) Power Limit 1 Value (Watt) This item sets the power limit value which CPU must not exceed over a specific time.
H61MGC/H61MLC UEFI BIOS Manual DDR3 DRAM Multiplier This item allows you to set DDR3 DRAM Multiplier. Options: Auto (Default) / 10.67 / 13.33 DRAM Timing Control This item allows you to choose to manually or automatically regulate the DRAM Timing. Options: By SPD (Default) / Manual DRAM Command Rate...
H61MGC/H61MLC UEFI BIOS Manual Row Refresh Cycle Time (tRFC) This item allows you to select Minimum Refresh Recovery Time of DDR3. Options: 107 (Default) / 15 ~ 255 Write to Read Delay (tWTR) This item allows you to select Internal Write to Read Command Delay of DDR3. Options: 5 (Default) / 3 ~ 31 Active to Active Delay (tRRD)
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H61MGC/H61MLC UEFI BIOS Manual DDR3 A1/B1 Information These items display SPD information of DDR3 memory. BIOS SETUP UTILITY Performance DDR3 Module Information Memory Type Memory Manufacturer Part Number Memory Ext. DRAM Speed DRAM Voltage DRAM tCL DRAM tRCD DRAM tRP DRAM tRAS Select Screen DRAM tRFC...
H61MGC/H61MLC UEFI BIOS Manual 7 Exit Menu This menu allows you to load the optimal default settings, and save or discard the changes to the BIOS items. BIOS SETUP UTILITY Main Advanced Chipset Boot Security Performance Save & Exit Exit system setup without Discard Changes and Exit saving any changes.
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