Aldebaran has tested the performances of the audio functions on the new head of Nao integrating an Intel ATOM CPU. The noise filter delivered by Vocally to Aldebaran uses 4% of CPU. Aldebaran evaluated the performances of the localization of the speaker with the ATOM. It uses 5% of CPU localize the speaker at a precision of 20°. Vocally will now optimize his software on the new head and Aldebaran will evaluate the improvement of the localization brought by the noise filter.