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XFast RAM Settings
You may find the XFast RAM setup page in the left panel of ASRock Extreme Tun- ing utility.
First select the desired drive and disk size to create a virtual drive.
To access more than 4GB of RAM in Windows®
In the options section, users may enable and assign the size of a partition for Ready Boost if they’re using a
Normally, when the memory being used by all the existing processes exceeds the available RAM, the operating system moves pages
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