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Phenom™ II/Athlon™ II/ Sempron™ 100 Series Processors (AM3 CPU)
This motherboard supports AMD® Socket AM3 multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. It features dual-channel DDR3 1333 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus. This motherboard also supports AMD® CPUs in the new 45nm manufacturing process.

AMD 890FX Chipset
AMD 890FX Chipset is designed to support up to 5.2GT/s HyperTransport™ 3.0 (HT 3.0) interface speed and dual PCI Express™ 2.0 x16 graphics. It is optimized with AMD latest AM3 and multi-core CPUs to provide excellent system performance and overclocking capabilities.

Memory Feature
This motherboard supports DDR3 2000(O.C.) that provides faster data transfer rate and more bandwith to increase memory computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications.
DDR3 2000(O.C.) is supported by AM3 CPUs only.

ATI CrossFireX™ Technology
ATI’s CrossFireX™ boosts image quality along with rendering speed, eliminating the need to scale down screen resolution to get high quality images. CrossFireX™ allows higher anti-aliasing, anisotropic filtering, shading, and texture settings. Adjust your display configurations, experiment with the advanced 3D settings, and check the effects with a real-time 3D-rendered previews within ATI Catalyst™ Control Center.

PCIe 2.0 support
This motherboard supports the latest PCIe 2.0 devices for double speed and bandwidth which enhances system performance.

ROG Connect
Plug and Overclock - Tweak it the hardcore way!
Monitor the status of your desktop PC and tweak its parameters in real-time via a notebook—just like a race car engineer—with ROG Connect. ROG Connect links your main system to a notebook through a USB cable, allowing you to view real-time POST code and hardware status readouts on your notebook, as well as make on-the-fly parameter adjustments at a purely hardware level.

Intelligent multiple control at hand
The iROG is a special IC which enables several ROG highlitghted functions that gives users full disposal of the motherboard at any stage! This design allows advanced user control and management to be processed purely at a hardware level. iROG greatly increases fun during overclocking for PC enthusiasts and it offers system maintainence and management with more control and efficiency.

Any memory is A-OK!
Memory compatibility is among the top concerns when it comes to computer upgrades. Worry no more, MemOK! is the fastest memory booting solution today. This remarkable memory rescue tool requires nothing but a push of a button to patch memory issues and get your system up and running in no time. The technology is able to determine failsafe settings that can dramatically improve system booting success.

Friendly reminder on Voltage Settings
In the pursuit of extreme performance, overvoltage adjustment is critical but risky. Acting as the "red zone" of a tachometer, the Voltiminder LED displays the voltage status for CPU, NB, SB, and Memory in a intuitive color-coded fashion. The voltiminder LED allows quick voltage monitoring for overclockers.

Maximum OC with confidence with burn proof protection to chipsets and GPU!
The COP EX allows overclockers to increase chipset voltages without the worries of overheating. It can also be used to monitor and save an overheating GPU. The COP EX allows more freedom and less constraint for maximum performance achievement.

No more shorting pins or moving jumpers
With an easy press during overclock, this exclusive onboard switch allows gamer to effortlessly fine-tune the performance without having to short the pins or moving jumpers!

The speed you need to pwn
Low Internet latency allows you to frag more, and get fragged less. That's why ROG has introduced GameFirst, a feature that manages the flow of traffic according to your needs so that you can still listen to online music, download and upload files, and engage in Internet chats without sacrificing the low ping times you need to pwn your opponents.

Get all hands-on with hardware-based overclocking
ProbeIt takes the guesswork out of locating the motherboard’s measurement points, identifying them clearly in the form of 7 sets of detection points so you’ll know exactly where to get quick yet accurate readings using a multitester.

A simple click for instant upgrade!
Ever wish that you could have a more expansive CPU? Upgrade your CPU at no additional cost with ROG's CPU Level Up! Simply pick the processor you wanted to OC to, and the motherboard will do the rest!
See the new CPU speed and enjoy that performance instantly. Overclocking is never as easy as this.

One stop performance tuning shop
Extreme Tweakers is the one stop shop to fine-tune your system to optimal performance. No matter if you're looking for frequency adjustment, over-voltage options, or memory timing settings, they're all here!

Optimal power boost for extreme CPU overclocking!
Maintaining ample voltage support for the CPU is critical during overclocking. The Loadline Calibration ensures stable and optimal CPU voltage under heavy loading. It helps overclockers enjoy the motherboard's ultimate OC capabilities and benchmark scores.

Make connections quick and accurate
The Q-Connector allows you to connect or disconnect chassis front panel cables in one easy step with one complete module. This unique adapter eliminates the trouble of plugging in one cable at a time, making connection quick and accurate.

Clear Sound
SupremeFX X-Fi delivers an excellent high definition audio experience to the gamers of ROG. The SupremeFX X-Fi features unique audio innovations for gamers to spot enemes in 3D environment during game play. SupremeFX X-Fi also provides gamers a special tool to emphasize human voices in games to help make dialogues clearer and more audible.

Kaspersky® Anti-Virus
Kaspersky® Anti-Virus Personal offers premium antivirus protection for individual users and home offices. It is based on advanced antivirus technologies. The product incorporates the Kaspersky® Anti-Virus engine, which is renowned for malicious program detection rates that are among the industry's highest.

Core Unlocker
ASUS Core Unlocker simplifies the activation of a latent AMD CPU—with just a press of a button. Enjoy an instant performance boost by simply unlocking the extra cores, without performing complicated BIOS changes.

TurboV EVO
The ultimate O.C. processor satisfies every level of overclockers—from die-hard enthusiasts to beginners. Auto tuning intelligently pushes the system to the fastest clock speeds while maintaining stability. Turbo Key boosts performance with just one touch; while TurboV offers more options to advanced overclockers to achieve world O.C. record. Moreover, upgrade your CPU at no additional cost with CPU Level UP!

USB 3.0 Support
Experience ultra-fast data transfers at 4.8Gbps with USB 3.0—the latest connectivity standard. Built to connect easily with next generation components and peripherals, USB 3.0 transfers data 10X faster and is also backward compatible with USB 2.0 components.

O.C. Profile
Freely share and distribute favorite overclocking settings The motherboard features the ASUS O.C. Profile that allows users to conveniently store or load multiple BIOS settings. The BIOS settings can be stored in the CMOS or a separate file, giving users freedom to share and distribute their favorite overclocking settings.

EZ Flash2
EZ Flash 2 is a user-friendly BIOS update utility. Simply launch this tool and update BIOS from a USB flash disk before entering the OS. You can update your BIOS only in a few clicks without preparing an additional floppy diskette or using an OS-based flash utility.

Effective and zero-noise heat dissipation
Stack Cool 2 is a fan-less and zero-noise cooling solution offered exclusively by ASUS. It effectively transfers heat generated by the critical components to the other side of the specially designed PCB (printed circuit board) for effective heat dissipation.

IEEE 1394a interface
IEEE 1394a interface provides high speed digital interface for audio/video appliances such as digital television, digital video camcorders, storage peripherals & other PC portable devices.

Technical detail

Model

• Brand : ASUS
• Model : Crosshair IV Formula

CPU

• AMD Socket AM3 ;Phenom™II /Athlon™II /Sempron™ 100 Series Processors
• AMD 140W CPU Support
• AMD Cool 'n' Quiet™ Technology
• Supports 45nm CPU 

Chipset

• AMD 890FX/SB850

System Bus

• Up to 5200 MT/s ; HyperTransport™ 3.0 

Memory 

• 4 x DIMM, Max. 16 GB, DDR3 2000(O.C.)/1800(O.C.)/1600(O.C.)/1333/1066 ECC,Non-ECC,Un-buffered Memory
• Dual Channel memory architecture
• Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB.
• Hence, a total installed memory of less than 3GB is recommended 

Expansion Slots 

• 3 x PCIe 2.0 x16 (dual @ x16, triple @x16 x8 x8)
• 1 x PCIe 2.0 x4
• 2 x PCI 2.2

Multi-GPU Support

• Support ATI CrossFire™X Technology graphics cards 

Storage 

• SB850 Chipset
• 6 xSATA 6.0 Gb/s ports Support RAID 0,1,5,10
• JMicron® JMB363 PATA and SATA controller
• 1 xSATA 3Gb/s port (Black)
• 1 xExternal power SATA 3Gb/s port on rear (SATA On-the-Go)
• Due to the Windows XP/ Vista limitation, the RAID array with the total capacity over 2TB cannot be set as a boot disk. A
• RAID array over 2TB can only be set as a data disk only.

LAN

• Marvell 8059 Gigabit LAN controller   

Audio  

• SupremeFX X-Fi built-in 8-Channel High Definition Audio CODEC
• EAX® Advanced™ HD 4.0
• X-Fi CMSS®-3D
• X-Fi Crystalizer™
• Creative ALchemy
• Supports Blu-ray audio layer content protection
• Supports 1 Optical S/PDIF out port at back I/O
• Supports 1 x S/PDIF out header
• Supports Jack-detection, Multi-streaming, Front Panel Jack-retasking 

IEEE 1394  

• 2  x 1394a port(s)  (1 port at back I/O, 1 port onboard)

USB 

• NEC® USB 3.0 controller : 2 x USB 3.0/2.0 ports (at back I/O)
• AMD SB850 chipset : 12 x USB 2.0 ports (5 ports at mid-board, 7 ports at back I/O, 1 port at back I/O is also for ROG connect)

Overclocking Features 

• ROG Connect
• GameFirst
• Extreme Tweaker
• Power Design:
• 8+2 phase CPU power design
• CPU Level Up
• MemOK!
• iROG
• Loadline Calibration
• Intelligent overclocking tools:
• ASUS TurboV Evo
• O.C Profile
• Overclocking Protection:
• COP EX (Component Overheat Protection - EX)
• Voltiminder LED
• ASUS C.P.R.(CPU Parameter Recall) 

 
Special Features

• Turbo Unlocker
• Turbo Key II
• Core Unlocker
• ASUS Q-Connector
• ASUS Q-Shield
• ASUS Q-Fan 2
• ASUS EZ Flash 2
• ASUS CrashFree BIOS 3
• ASUS MyLogo 3 

Back Panel I/O Ports 

• 1 x External SATA
• 1 x S/PDIF Out (Optical)
• 1 x IEEE 1394a
• 1 x LAN(RJ45) port
• 8 -Channel Audio I/O
• 1 x PS/2 Keyboard port(purple)
• 2 x USB 3.0/2.0 ports
• 7 x USB 2.0/1.1 ports (1 port is also for ROG Connect)
• 1 x ROG Connect On/Off switch
• 1 x Clr CMOS switch

Internal I/O Connectors 

• 3 x USB 2.0 connectors supports additional 5 USB 2.0 ports
• 6 x SATA 6Gb/s connectors (Red)
• 1 x SATA 3Gb/s connectors (Black)
• 8 x Fan connectors: 1 x CPU / 1 x PWR / 3 x Chassis / 3 x Optional
• 7 x ProbeIt measurement points
• 3 x Thermal sensor connectors
• 1 x IEEE1394a connector
• 1 x SPDIF_out connector
• 1 x 24-pin ATX power connector
• 1 x 8-pin ATX 12V power connector
• 1 x En/Dis-able Clr CMOS switch
• 1 x Core unlocker switch
• 1 x Turbo key II switch
• 1 x Power on switch
• 1 x Reset switch
• 1 x OC Station Header
• 1 x Go Button
• System panel connector

BIOS 

• 16 Mb Flash ROM AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.4, ACPI2.0a Multi-Language BIOS

Manageability

• WOL by PME,WOR by PME,PXE

Form Factor

• ATX Form Factor
• 12 inch x 9.6 inch ( 30.5 cm x24.5 cm )

Site link

http://in.asus.com/

Support and Service

http://support.asus.com/default.aspx?SLanguage=en-us

For IMMEDIATE customer service assistance or help with an order
please call 044-24512288, 044-45504416(Direct Line)

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