Because Google Dominoes queries Google through its Web API, it does not receive any advertisements among the search results. This gives you more screen space to play with when creating templates for Google Dominoes.
By setting the sort type of the GDResults tag to visited, the visited links will appear first in your list of search results. This makes it easier to find web sites that you have found by querying Google. Furthermore, it adds more power to the "Feeling Lucky?" button. Consider the following scenario:
If you click Options->Templates, you can manipulate the template that you use to display search results in Google Dominoes. There are a number of custom Template Tags for Google Dominoes that make it simple to layout your search results.