Microsoft released a Windows Vista Performance and a Reliability Pack for Windows Vista X86 and X64. Quoting Start64, it has been released to beta testers yet and shall fix the following issues:
938979 – Vista Performance and Reliability Pack
-Improves performance in resuming back to the desktop from the Photo and Windows Energy screensaver.
-Resolves an issue where some secured web pages using advanced security technologies may not get displayed in Internet Explorer on Windows Vista.
-Resolves an issue where a shared printer may not get installed if the printer is connected to a Windows XP or Windows Server 2003 system and User Access Control is disabled on the Vista client.
-Resolves an issue where creating AVI files on Vista may get corrupted.
Improves the performance in calculating the ‘estimated time remaining’ when copying/moving large files.
-Improves performance in bringing up Login Screen after resuming from Hibernate.
-Resolves an issue where synchronization of offline files to a server can get corrupted.
-Resolves a compatibility issue with RAW images created by Canon EOS 1D/1DS Digital SLR Camera which can lead to data loss. This only affects RAW images created by these two specific camera models.
-Resolves an issue where a computer can lose its default Gateway address when resuming from sleep mode.
-Improves the performance when copying or moving entire directories containing large amounts of data or files.
-Improves the performance of Vista’s Memory Manager in specific customer scenarios and prevents some issues which may lead to memory corruption.
938194 Vista Compatibility and Reliability Pack
-Improved reliability and compatibility of Vista when used with newer graphics cards in several specific scenarios and configurations.
-Improved reliability when working with external displays on a laptop.
Increased compatibility with many video drivers.
-Improved visual appearance of games with high intensity graphics.
-Improved quality of playback for HD-DVD and Blue-Ray disks on large monitors.
-Improved reliability for Internet Explorer when some third party toolbars are installed on Vista.
-Improved Vista reliability in networking configuration scenarios.
-Improved the reliability of Windows Calendar in Vista.
-Improved reliability of systems that were upgraded from XP to Vista.
-Increased compatibility with many printer drivers.
-Increased reliability and performance of Vista when entering sleep and resuming from sleep.
The download links published everywhere are no longer valid but according to NeoWin, the packs are planned to be shipped with the next Patch Day which appears to happen on upcomming Tuesday!
Some of the issues I have experienced myself already like reliability for Internet Explorer when some third party toolbars are installed. In my case, the ICQ Toolbar that is shipped with ICQ 6 causes Internet Explorer to crash for me!