* The 1971 film adaptation: Won 1 BAFTA Award for Best Special Visual Effects.
* The 2005 film adaptation: Won no major awards. It was nominated for 2 Oscars, but didn't win.
The books by Roald Dahl have won several awards, but they're not directly related to the film adaptations.
So, to summarize:
* 1971 film: 1 award.
* 2005 film: 0 awards.
Do you want to know more about the awards nominations for either movie?