Difference between mac photoshop serial keys and pc?

Is there a difference between a product key for a mac copy of photoshop cs3 extended, and a pc product key for the same product.

Difference between mac photoshop serial keys and pc?suzuki

In the past they were the same. The main difference between the Windows and Mac versions in the past was that the Mac version was 'network aware' in that it would search your network for other computers using that license.