Asus P8H77-M User Manual

Chapter 2: BIOS information2-24
2.6.4 CPU Q-Fan Control [Enabled]
[Disabled] Disables the CPU Q-Fan control feature.
[Enabled] Enables the CPU Q-Fan control feature.
CPU Fan Speed Low Limit [200 RPM]
This item appears only when you enable the CPU Q-Fan Control feature and allows you to
disable or set the CPU fan warning speed.
Conguration options: [Ignore] [100 RPM] [200 RPM] [300 RPM] [400 RPM] [500 RPM]
CPU Fan Profile [Standard]
This item appears only when you enable the CPU Q-Fan Control feature and allows you to set the
appropriate performance level of the CPU fan.
[Standard] Sets to [Standard] to make the CPU fan automatically adjust depending on the CPU
temperature.
[Silent] Sets to [Silent] to minimize the fan speed for quiet CPU fan operation.
[Turbo] Sets to [Turbo] to achieve maximum CPU fan speed.
[Manual] Sets to [Manual] to assign detailed fan speed control parameters.
The following four items appear only when you set CPU Fan Prole to [Manual].
CPU Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the CPU temperature. The values range
from 20ºC to 75ºC.
CPU Fan Max. Duty Cycle(%) [100]
Use the <+> and <-> keys to adjust the maximum CPU fan duty cycle. The values range from
20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at
the maximum duty cycle.
CPU Lower Temperature [20]
Use the <+> and <-> keys to adjust the lower limit of the CPU temperature. The values range
from 20ºC to 75ºC.
CPU Fan Min. Duty Cycle(%) [20]
Use the <+> and <-> keys to adjust the minimum CPU fan duty cycle. The values range from 0%
to 100%. When the CPU temperature is under 40ºC, the CPU fan will operate at the minimum
duty cycle.
2.6.5 Chassis Fan Speed Low Limit [600 RPM]
Allows you to disable or set the chassis fan warning speed.
Conguration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
2.6.6 Anti Surge Support [Enabled]
This item allows you to enable or disable the Anti Surge function.
Conguration options: [Disabled] [Enabled]

Asus P8H77-M Specifications

General

ECC	No
Non-ECC	Yes
Memory voltage	1.5 V
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR3-SDRAM
Maximum internal memory	32 GB
Supported memory clock speeds	1066, 1333, 1600, 1800, 1866, 2000, 2133, 2200 MHz
Supported memory module capacities	16GB, 1GB, 2GB, 4GB, 8GB
System bus rate	5 GT/s
Processor socket	LGA 1155 (Socket H2)
Processor manufacturer	Intel
Compatible processor series	Intel Core i3, Intel Core i5, Intel Core i7
Maximum number of SMP processors	1
USB 2.0 connectors	3
Number of SATA III connectors	2
Number of Parallel ATA connectors	0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chip	Realtek ALC887
Cooling type	Passive
Component for	PC
Power source type	ATX
Motherboard chipset	Intel H77
PC health monitoring	CPU, FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
RAID levels	0, 1, 5, 10
Supported storage drive interfaces	SATA II, SATA III
Cables included	SATA
Graphics card	HD Graphics
OpenGL version	3.2
DirectX version	11
Maximum resolution	2048 x 1536 pixels
Maximum graphics card memory	1696 MB
Parallel processing technology support	2-Way CrossFireX, LucidLogix Virtu, Quad-GPU CrossFireX
PCI Express slots version	2.0, 3.0
PCI Express configurations	1x4, 1x16
LAN controller	Realtek RTL8111F
Wi-Fi standards	Not supported
Networking features	Gigabit LAN
Ethernet interface type	Gigabit Ethernet
BIOS type	EFI AMI
ACPI version	2.0a
BIOS memory size	64 Mbit

Weight and Dimensions

Width	245 mm