ASUS has launched another model of the Republic of Gamers armada and this time it is the Socket AM3 platform that gets reinforcement. ASUS Crosshair IV Extreme is built around the AMD890FX chipset and comes with a load of features. Not the least the possibility to connect a variety of graphics cards through an integrated Hydra bridge chip.

ASUS Crosshair IV Extreme chips with CrossLinx 3 technology, which simply means it has an integrated HydraLogix bridge chip from Lucid. A circuit that enables users to connect any two graphics cards, no matter model or maker, in multi-GPU configurations for better performance.

On Crosshair IV Extreme, a unique layout design features a total of five PCI Express expansion slots. Two provide dedicated native graphics card support for either a single GPU or two in CrossFire configuration. The additional three feature Lucid HYDRALOGIX and CrossLinx 3 technologies, which enable a mixture of graphics cards from different vendors and generations, with a total of four detectable and working at once.


As usual with a board of the ROG family Crosshair IV Extreme has plenty of functionality for better overclocking. This includes RC Bluetooth that lets you overclock from your laptop or iPhone. And a powerful 10+2 phase power supply, USB 3.0 and SATA 6,0 Gbps to add. The motherboard supports all current AMD Socket AM3 processors, including the hexa-core models of the Phenom II X6 series.

ROG Crosshair IV Extreme
CPU AMD socket AM3 Phenom™ II/Athlon™ II/ Sempron™ 100 Series Processors
Chipset AMD® 890FX / SB850
Memory DDR3 2000(O.C.)/1866 (O.C.)/ 1800 (O.C.)/ 1600(O.C.) / 1333 / 1066 MHz memory 4xDIMM, max. 16GB
Expansion Slots *5x PCIe2.0 x16 slots (dual @ x16, triple @x16 , quad@x16 x16 x8 x8)
1 x PCI 2.2
Multi-GPU Support HYDRALOGIX / ATI CrossFire™X Technology
Storage – 6 x SATA 6Gb/s ports with RAID 0, 1, 5, 10 (Red)
– 2 x SATA 3Gb/s ports (Gray)
– 2 x External SATA 3Gb/s ports at rear (SATA On-the-Go)
Bluetooth Bluetooth V2.0/V2.1+EDR accessories card
RC Bluetooth ON/OFF switch
LAN Intel® Gigabit LAN
Audio 8-channel High Definition Audio CODEC
IEEE1394a 2 x 1394a ports (1 port at back I/O, 1 port onboard)
USB NEC® USB 3.0 controller – 2 x USB 3.0/2.0 ports at rear
AMD SB850 chipset – 13 x USB 2.0 ports
Form Factor Extended ATX , 12”x 10.6” (30.5cm x 26.9cm)

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