Gigabyte GA-Z77M-D3H User Manual

- 45 - BIOS Setup
Limit CPUID Maximum &
(Note)
Allows you to determine whether to limit CPUID maximum value. Set this item to Disabled for Windows XP
operating system; set this item to Enabled for legacy operating system such as Windows NT4.0. (Default:
Disabled)
Execute Disable Bit &
(Note)
Enables or disables Intel Execute Disable Bit function. This function may enhance protection for the computer,
reducing exposure to viruses and malicious buffer overow attacks when working with its supporting software
and system. (Default: Enabled)
Intel Virtualization Technology &
(Note)
Enables or disables Intel Virtualization Technology. Virtualization enhanced by Intel Virtualization Technology
will allow a platform to run multiple operating systems and applications in independent partitions. With
virtualization, one computer system can function as multiple virtual systems. (Default: Disabled)
VT-d &
(Note)
Enables or disables Intel Virtualization Technology for Directed I/O. (Default: Enabled)
Administrator Password &
Allows you to congure an administrator password. Press <Enter> on this item, type the password, and
then press <Enter>. You will be requested to conrm the password. Type the password again and press
<Enter>. You must enter the administrator password (or user password) at system startup and when entering
BIOS Setup. Differing from the user password, the administrator password allows you to make changes to
all BIOS settings.
User Password &
Allows you to congure a user password. Press <Enter> on this item, type the password, and then press
<Enter>. You will be requested to conrm the password. Type the password again and press <Enter>. You
must enter the administrator password (or user password) at system startup and when entering BIOS Setup.
However, the user password only allows you to make changes to certain BIOS settings but not all.
To cancel the password, press <Enter> on the password item and when requested for the password, enter the
correct one rst. When prompted for a new password, press <Enter> without entering any password. Press
<Enter> again when prompted to conrm.
(Note) This item is present only when you install a CPU that supports this feature. For more information about
Intel CPUs' unique features, please visit Intel's website.

Gigabyte GA-Z77M-D3H 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 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 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	VIA VT2021
Cooling type	Passive
Component for	PC
Power source type	ATX
Motherboard chipset	Intel Z77
PC health monitoring	CPU, FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Compatible operating systems	Windows 7/XP
RAID levels	0, 1, 5, 10
Supported storage drive interfaces	SATA II, SATA III
Cables included	SATA
PCI Express slots version	2.0, 3.0
PCI Express configurations	1x16+1x4
Graphics card	HD Graphics
OpenGL version	3.2
DirectX version	11
Maximum graphics card memory	1696 MB
Parallel processing technology support	2-Way CrossFireX
LAN controller	-
Wi-Fi standards	Not supported
Networking features	10/100/1000 Mbit/sec
Ethernet interface type	Gigabit Ethernet
BIOS type	EFI AMI
ACPI version	2.0a
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	220 mm
Width	244 mm