In June, Microsoft announced the RTM of the web-based Service Manager 2010 dashboard. Those dashboards are based on SharePoint and require you to have some knowledge of the DW DataMart database and T-SQL in order to create custom dashboard charts.
If you're looking for something a little more fancy, or you want more control of the presentation of the data, or you would rather bring in some data visualization and reporting experts to do the work for you, Microsoft now recommend taking a look at Dundas Dashboards. Here're some screenshots:
You can play around with this online actually so you get a feel for the interactivity and can play around with their "Dashblocks".
Here's a link to administration/configuration site.
Here's a link to the dashboard.
More Info: Dundas