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
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.
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
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