Windows 7 Release Candidate (RC) is available for immediate download to the general public from here. The RC is the Windows 7 Ultimate edition and is available in 32-bit and 64-bit versions in English, French, Japanese, German, and Spanish.
To learn more about Windows 7 from an IT professional perspective, check out the screencasts including our “What’s New in the RC” as well as our resources on Deployment, Application Compatibility, Security and Imaging.
Test drive Windows 7 RC today to see for yourself—and to show your colleagues, users, and customers—how Windows 7 delivers improved management, security, reliability, productivity and performance.
MSDN and TechNet subscribers can download it from the respective sites.
Windows Server 2008 R2 Release Candidate is also available on TechNet and from here.