I believe the dalai lama has decreed that prayers on a spinning hard disk platter do count... So you could get a much more efficient prayer wheel for pretty cheap by spinning 8TB of prayers at 7200rpm ;)
I don't remember exactly where I read this and it was probably someone reinterpreting the quote from the article, but such is religion.
Without trying to start a debate on religions' wastefulness as a whole (time, money, efforts), meta-studies on prayers haven't find more than no discernible effect.
If the goal is to use your GPU for all living beings' benefit, something like folding@home has a better chance of mattering.
I don't remember exactly where I read this and it was probably someone reinterpreting the quote from the article, but such is religion.
e: your end product looks absolutely stunning btw