You may experience display corruption issues on certain Intel graphics processing unit (GPU) chipsets in Windows 7

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Article ID: 975450 - View products that this article applies to.
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SYMPTOMS

You may experience display corruption issues if the following conditions are true in Windows 7:
  • The system has the Intel virtualization feature enabled in the system BIOS.
  • The system has an asymmetric RAM configuration. For example, the system has 3 gigabytes (GB) of RAM, which consists of one 2-GB module and one 1-GB module.
  • The system has one of the following Intel GPU chipsets:
    • Mobile Intel 45 Express Chipset Family
    • Intel 4 Series Express Chipset Family
    • Intel G31/G33 Express Chipset Family
    • Intel Q33/Q35 Express Chipset Family

RESOLUTION

To resolve this issue, use one of the following methods:
  • Update the system BIOS to the latest version that is provided by the system manufacturer.
  • Disable the Intel virtualization feature in the system BIOS if an asymmetric RAM configuration is present.
  • Install a symmetric RAM configuration if virtualization features are required.

MORE INFORMATION

A typical asymmetric RAM configuration is 3 GB of RAM, which consists of one 2-GB module and one 1-GB module.

Typical symmetric RAM configurations are as follows:
  • 2 GB of RAM, which consists of one 2-GB module
  • 2 GB of RAM, which consists of two 1-GB modules
  • 4 GB of RAM, which consists of two 2-GB modules

REFERENCES

http://www.intel.com/Assets/PDF/specupdate/317496.pdf
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

Properties

Article ID: 975450 - Last Review: March 12, 2010 - Revision: 2.0
APPLIES TO
  • Windows 7 Enterprise
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Starter
  • Windows 7 Ultimate
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