Microsoft KB Archive/268356

= Intel Pentium 4 CPU Not Identified Correctly by Windows Me Direct3D =

Article ID: 268356

Article Last Modified on 12/18/2006

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APPLIES TO


 * Microsoft Windows Millennium Edition

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This article was previously published under Q268356



SYMPTOMS
Direct3D performance may not be as fast as you expect when you run Windows Millennium Edition (Me) on a computer with an Intel Pentium 4 central processing unit (CPU).



CAUSE
The version of Direct3D that is included with Windows Me does not properly identify Intel Pentium 4 processors, and does not fully implement the performance optimizations that are available only on Pentium 4 processors.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix should have the following file attributes or later:   Date      Time     Version    Size       File name -  08/09/00  11:13am  4.7.0.723  1,125,376  D3dim700.dll

NOTE: This behavior is now resolved in the latest version of DirectX which can be downloaded from:

http://www.microsoft.com/windows/directx/default.mspx



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.



MORE INFORMATION
The Intel Pentium 4 processor is also referred to by its code name &quot;Willamette.&quot; It is the next generation (P7 family) of 32-bit Intel Architecture (IA-32) processor; it succeeds the P6 family of Pentium Pro, Pentium II, and Pentium III processors.

For additional information about Windows Me hotfixes, click the article number below to view the article in the Microsoft Knowledge Base:

295413 General Information About Windows Millennium Edition Hotfixes

Additional query words: HWSYSCPU

Keywords: kbhotfixserver kbqfe kbfix kbhardware kbprb kbqfe KB268356

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