Keeping track of all the SharePoint Server 2010 groups and permissions may not be an easy task. Fortunately, we can use this free Excel template and reference chart to keep under control all the SharePoint Server 2010 groups and permissions. This reference chart shows default SharePoint groups and their associated permission levels in one place and you can use it as a free template from Office Template gallery before setting up your next site.
You can download this free reference chart template for Excel 2010 to be used as a SharePoint 2010 groups and permissions reference chart.
Download reference chart for SharePoint privileges