Gigabyte GA-Z77X-UD3H User Manual

- 19 - Hardware Installation
1-6 Setting up AMD CrossFireX
™

C-2. To Enable SLI Function
After installing the graphics card driver in the operating system, go
to the NVIDIA Control Panel. Browse to the Set SLI and Physx
 screen and ensure Maximize 3D performance is
enabled.
A. System Requirements
Windows 7, XP operating system -
A CrossFireX/SLI-supported motherboard with two PCI Express x16 slots and correct driver -
Two CrossFireX/SLI-ready graphics cards of identical brand and chip and correct driver -
CrossFireX -
(Note)
/SLI bridge connectors
 -
power requirement)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install two CrossFireX/SLI graphics cards on the
PCIEX16 and PCIEX8 slots.
Step 2:
Insert the CrossFireX
(Note)
/SLI bridge connectors in the CrossFireX/SLI gold edge connectors on top of the
cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16 slot.

C-1. To Enable CrossFireX Function
After installing the graphics card driver in the operating system, go to the
Catalyst Control Center. Browse to Performance\AMD CrossFireX
 and ensure the Enable CrossFireX
™
check box is
selected and click Apply.
(Note) The bridge connector(s) may be needed or not depending on
your graphics cards.
Procedure and driver screen for enabling CrossFireX/SLI technology may differ by graphics cards 
and driver version. Refer to the manual that came with your graphics cards for more information
about enabling CrossFireX/SLI technology.
When two or more graphics cards are installed, we recommend that you connect the SATA power 
cable(s) from the power supply to the ATX4P1 connector to ensure system stability.

Gigabyte GA-Z77X-UD3H 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 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.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	6
Audio chip	VIA VT2021
Cooling type	Passive
Component for	PC
Motherboard chipset	Intel Z77
PC health monitoring	CPU, FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	ATX
Compatible operating systems	Windows 7/XP
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 graphics card memory	1696 MB
Parallel processing technology support	2-Way CrossFireX, 2-Way SLI, LucidLogix Virtu
PCI Express slots version	2.0, 3.0
PCI Express configurations	1x4, 1x8, 1x16
Controller 2nd interface type	Marvell 88SE9172
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	244 mm
Width	305 mm