Direct Download Link for Vista Service Pack 2 RC

The Release Candidate of Windows Vista Service Pack 2 and Windows Server 2008 SP2,string 6002.16670.090130-1715 is now available. The official download site from Microsoft have not yet been updated.
The standalone installer available for the 32bit is 388 MB in size and the 64bit version is 614 MB.Languages included are English, French, German, Japanese and Spanish.

New features in Windows Vista Service Pack 2:


     * Support for Bluetooth 2.1
     * Describe the possibility of Blu-ray Media
     * Integration of Windows Connect Now
     * ExFAT filesystem support UTC timestamps
     * Support for 64-bit processors from VIA
     * Improved application compatibility
     * Patch against WLAN problems after standby
     * Integration of Windows Search 4.0
     * Improved RSS gadget
     * Reworked code for fewer crashes
     * Service Pack Clean up tool
     * Understandable / useful error messages

Download:

Thanks to Ankur for information