whats the difference between these les pauls?

the les paul supreme

http://www2.gibson.com/Products/Electric-Guitars/Les-Paul/Gibson-USA/Les-Paul-Supreme.aspx

the les paul traditional

http://www2.gibson.com/Products/Electric-Guitars/Les-Paul/Gibson-USA/Les-Paul-Traditional.aspx

and the les paul standard 08'

http://www2.gibson.com/Products/Electric-Guitars/Les-Paul/Gibson-USA/2008-Les-Paul-Standard.aspx

Whats the difference in sound and quality, are any of them not worth
the price?
I'm interested in Les Pauls but I can't tell whats different between
the different models.