Ram installed 4 gb usable 3.25 gb

VISHYSHARMA

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Feb 24, 2010
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Hello,
i have corsair xms 2x2 4GB 9-9-9-24 1333mhz with phenom 965 and biostar 890gxe..........for about 15days after aasembling the pc running windows7 x64 my pc showed ram installed 4gb 3.25 usable ..........plz help with this error....all settings on default + memory remaping enabled
+ latest bios updated ....not able to understand anything