The Asus Crosshair IV Extreme is set to sell for $300, easily making it the most expensive AM3 product around and costing considerably more than the already opulent Gigabyte GA-890FXA-UD7. With most high-end AM3 motherboards priced below $200, you have to wonder what is so special about Asus' offering.
Without beating around the bush, what separates the Crosshair IV Extreme apart from the pack is Asus' CrossLinx 3 technology. This allows users to mix and match multiple graphics cards from both AMD and Nvidia, including models of different GPU generations. CrossLinx 3 uses the Lucid HydraLogix engine, which bridges various graphics cards to enable their simultaneous usage.
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