Windows not using L2 cache memory

This is a discussion on Windows not using L2 cache memory within the Tech Board forums, part of the Community Boards category; Hi, i just found out that windows xp isnt using the L2 cache memory. (its default on 0 @ HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Contro ...

  1. #1
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    Windows not using L2 cache memory

    Hi, i just found out that windows xp isnt using the L2 cache memory. (its default on 0 @ HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Contro l\Session Manager\Memory Management\SecondLevelDataCache

    Why is this? and does this mean that other applications wont use it either?

    Thanks already as basicly

  2. #2
    Registered User Frobozz's Avatar
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    Last I knew the operating system didn't have any access to L2 cache. I thought that was the job of the processor.

  3. #3
    and the hat of wrongness Salem's Avatar
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    Maybe read what 0 means?

    According to this, it means "go ask the hardware" for the real size.
    http://mywebpages.comcast.net/SupportCD/XPMyths.html

    And this
    http://www.xptuneup.com/tip0050.htm
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