Asus P9X79 User Manual

ASUS P9X79 5-1
Chapter 5
5.1 AMD
®
CrossFireX™ technology
The motherboard supports the AMD
®
CrossFireX™ technology that allows you to install
multi-graphics processing units (GPU) graphics cards. Follow the installation procedures in
this section.
5.1.1 Requirements
• In Dual CrossFireX mode, you should have two identical CrossFireX-ready graphics
cards or one CrossFireX-ready dual-GPU graphics card that are AMD
®
certied.
• Ensure that your graphics card driver supports the AMD CrossFireX technology.
Download the latest driver from the AMD website (www.amd.com).
• Ensure that your power supply unit (PSU) can provide at least the minimum power
required by your system. See Chapter 2 for details.See Chapter 2 for details.
5.1.2 Before you begin
For AMD CrossFireX to work properly, you have to uninstall all existing graphics card drivers
before installing AMD CrossFireX graphics cards to your system.
To uninstall existing graphics card drivers:
1. Close all current applications.
2. For Windows XP, go to Control Panel > Add/Remove Programs.
For Windows Vista, go to Control Panel > Programs and Features.
3. Select your current graphics card driver/s.
4. For Windows XP, select Add/Remove.
For Windows Vista, select Uninstall.
5. Turn off your computer.
• We recommend that you install additional chassis fans for better thermal environment.
• Visit the AMD Game website (http://game.amd.com) for the latest certied graphics
card and the supported 3D application list.
Chapter 5: Multiple GPU technology support

Asus P9X79 Specifications

General

Non-ECC	Yes
Memory channels	Quad-channel
Number of memory slots	8
Supported memory types	DDR3-SDRAM
Maximum internal memory	64 GB
Supported memory clock speeds	1066, 1333, 1600, 1866, 2133, 2400 MHz
Processor socket	LGA 2011 (Socket R)
Processor manufacturer	Intel
Compatible processor series	Intel® Core™ i7
Maximum number of SMP processors	1
USB 2.0 connectors	4
Number of SATA III connectors	2
Number of Parallel ATA connectors	0
USB 2.0 ports quantity	6
Audio chip	Realtek ALC892
Component for	PC
Audio output channels	7.1 channels
Motherboard form factor	ATX
RAID levels	0, 1, 5, 10
Supported storage drive interfaces	SATA II, SATA III
On-board graphics card	No
Parallel processing technology support	Quad-GPU CrossFireX, Quad-GPU SLI
PCI Express x16 slots	3
PCI Express slots version	3.0
Controller interface type	Intel X79
Controller 2nd interface type	ASMedia ASM1061
Trial software	Anti-virus
Bundled software	ASUS Utilities ASUS Update
LAN controller	Intel® 82579V
Ethernet interface type	Gigabit Ethernet
BIOS type	UEFI
ACPI version	2.0a
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	244 mm
Width	305 mm