HardOCP writes Microsoft released a new update for Windows Vista SP1 and Windows Server 2008 that improves stability for systems with NVIDIA graphics cards:
This update resolves issues that may affect some Windows Vista SP1-based or Windows Server 2008-based computers. These issues have been reported by customers who use the Error Reporting service or Microsoft Customer Support Services.
This update improves the performance, stability, and reliability of Windows Vista SP1 and of Windows Server 2008 in various scenarios. These improvements includes the following:
Improvements to the stability of Windows Vista SP1-based or Windows Server 2008-based computers that use Windows ReadyBoost technology.
Improvements to the performance of wireless adapters when you switch between preferred networks after the computer resumes from hibernation.
New functionality to prevent a data loss scenario when certain registry keys are missing while the Microsoft Disk Cleanup tool is running.
Improvements to system reliability when Group Policy settings and SMB signing are used. Improvements to the stability of systems on which Nvidia graphics cards are installed.