UPDATE: The official North American release date is August 23, as by PlayStation US Blog.
ORIGINAL: UK retailer GAME has given Deus Ex: Human Revolution from Eidos Montreal an August 26th date for release, and EB Games has it for the 25th in Australia.
This is the date Square Enix will be announcing later this week confirms the retailer. The publisher already announced it was delayed into their next fiscal.
Deus Ex: Human Revolution releases on Xbox 360, PS3 and PC in UK August 26th.