Asus P8H77-V LE User Manual

2-22 ASUS P8H77-V LE
The USB Devices item shows the auto-detected values. If no USB device is detected, the
item shows None.
Legacy USB Support [Enabled]
[Enabled] Enables the support for USB devices on legacy operating systems (OS).
[Disabled] The USB devices can be used only for the BIOS setup program.
[Auto] Allows the system to detect the presence of USB devices at startup. If
detected, the USB controller legacy mode is enabled. If no USB device is
detected, the legacy USB support is disabled.
Legacy USB3.0 Support [Enabled]
This item appears only when you set the previous item to [Enabled] or [Auto].
[Enabled] Enables the support for USB 3.0 devices on legacy operating systems
(OS).
[Disabled] Disables the function.
Intel xHCI Mode [Smart Auto]
Allows you to select an operation mode for the Intel xHCI controller. Conguration options:
[Smart Auto] [Auto] [Enabled] [Disabled]
EHCI Hand-off [Disabled]
[Enabled] Enables the support for operating systems without an EHCI hand-off
feature.
[Disabled] Disables the function.
2.5.6 Onboard Devices Conguration
HD Audio Controller [Enabled]
[Enabled] Enables the High Denition Audio Controller.
[Disabled] Disables the controller.
The following two items appear only when you set the HD Audio Controller item to
[Enabled].
Front Panel Type [HD]
Allows you to set the front panel audio connector (AAFP) mode to legacy AC’97 or high-
denition audio depending on the audio standard that the front panel audio module supports.
[HD] Sets the front panel audio connector (AAFP) mode to high denition audio.
[AC97] Sets the front panel audio connector (AAFP) mode to legacy AC’97
Realtek LAN Controller [Enabled]
[Enabled] Enables the Realtek LAN controller.
[Disabled] Disables the controller.
2.5.5 USB Conguration
The items in this menu allow you to change the USB-related features.

Asus P8H77-V LE 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 Celeron, Intel Pentium
Intel® Core i3/i5/i7/i9 series	i3-2xxx, i3-3xxx, i5-2xxx, i5-3xxx, i7-2xxx, i7-3xxx
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
Motherboard chipset	Intel H77
PC health monitoring	CPU, FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	ATX
RAID levels	0, 1, 5, 10
Supported storage drive interfaces	SATA, SATA II, SATA III
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
Cables included	SATA
LAN controller	Realtek RTL8111F
Networking features	Gigabit LAN
Ethernet interface type	Gigabit Ethernet
BIOS type	UEFI
ACPI version	4.0
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	218 mm
Width	305 mm