As part of Office 2010 Professional Plus, SharePoint Workspace 2010 brings much needed capabilities into desktop. “A key feature in SPW 2010 is the ability to take an entire SharePoint site offline. This’s probably one of most requested features of Office since introduction of SharePoint Files Tool in Office Groove 2007, or simply Groove 2007. SharePoint Files Tool can synchronize data with target SharePoint document library, and only document library. With SPW 2010, now an entire SharePoint site can be brought down into a so-called SharePoint Workspace. There’re also other important changes. Ribbon, as UI offers user experience consistent with all Office family of solutions. InfoPath 2010 is now form designer for all forms in SPW 2010. Therefore, for a workspace with a form developed with Groove Form available in Groove 2007, at least one member in workspace with form must be running Groove 2007. Both Discussion and List tools in SPW 2010 are now also InfoPath-based. In Documents tool, user now can drag & drop items like in Windows Explorer. And a SharePoint Workspace can be easily dragged to desktop for quick and frequent access. Further, to simply log-in process without compromising security, SPW 2010 now provides an SSO experience by employing Windows credentials to authenticate a user,” revealed.
More info: SharePoint Workspace (SPW) 2010 Explained