Looks like the System Center product team just announced the release and availability of System Center Configuration Manager 2007 R3:
Organizations of all sizes use System Center Configuration Manager for better insight and control of their servers, PCs and devices across physical, virtual and distributed environments. Now, R3 brings a complete set of power management tools for more Green IT, mobile device management capabilities, as well as other enhancements.
You can get all the details including a link to download the eval version here.
J.C. Hornbeck | System Center Knowledge Engineer
The App-V Team blog: http://blogs.technet.com/appv/
The WSUS Support Team blog: http://blogs.technet.com/sus/
The SCMDM Support Team blog: http://blogs.technet.com/mdm/
The ConfigMgr Support Team blog: http://blogs.technet.com/configurationmgr/
The OpsMgr Support Team blog: http://blogs.technet.com/operationsmgr/
The SCVMM Team blog: http://blogs.technet.com/scvmm/
The MED-V Team blog: http://blogs.technet.com/medv/
The DPM Team blog: http://blogs.technet.com/dpm/
The OOB Support Team blog: http://blogs.technet.com/oob/
The Opalis Team blog: http://blogs.technet.com/opalis