The way I like to look at gaming gadgets might be quite different from your expectations, @davidmeyer. I hardly look at the price point unless, of course, I know what I want to get out of a tablet. Of course, there are list of tablets under $100 bucks written by new as well as serial bloggers looking to make a buck, and the link I just provided is a good example of one.
But the problem is, a tablet for cheap isn't something you can always trust. According to this article by Entrepreneur, the author suggest that you should look for a tablet that meets your needs.
You case is gaming, I