Earlier quoted context omitted.
Not that that says much, but I am not aware of that. More importantly, googling for "GPU vs rainbow table" leads me to phrases such as "a fully GPU accelerated set of rainbow table tools". Or has the term changed meaning?
These links are good: http://news.ycombinator.com/item?id=3140614 http://news.ycombinator.com/item?id=4073597
Thanks.