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Common sense dictates that two laptops with a standard integrated graphics and discrete GPUs must be able to switch between the two at will. After all, why waste the battery mounted on a GeForce When You 're just surf the Web or sending an e-mail? Many laptops offer this option, commonly called Switchable graphics, some systems MacBook Pro and Asus, Sony and others.

Nvidia 's new technologies Optimus fundamental task of transforming the GPU and out, as the case is now automated. The company describes the process, saying: "Users can now enjoy the full benefits of a discrete GPU performance with battery life of an integrated graphics solution. Nvidia Optimus automatically, instantly and seamlessly optimizes notebook Notes to offer better performance or better battery life depending on demand. ".

The solution is broken Optimus dedicated Graphics GPU through the production of IGP integrated graphics chips, so it 's just a single point of connection between the two systems and graphical display. Nvidia claims that it was a problem with both discrete graphics and integrated multiplexer (or MUX), the connection to the monitor, making it impossible to pass on the fly. It sounds so obvious, one might wonder why he never had to manually change the graphics mode first.

The tracking system Optimus passage because of a defect, the Nvidia drivers and keep an updated list of preferred settings for applications and games – but you can also set your preferences to replace the default settings, if necessary, or to set your preferences for a program, the Nvidia control panel doesn 't recognize.

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