>>http://www.livescience.com/humanbiology/061115_neanderthal_dna.html

>The results from the new studies confirm the Neanderthal's humanity, and show that their genomes and ours are more than 99.5 percent identical, differing by only about 3 million bases.
>does not add up to the 99% similarity between bonobo and H.sapiens I remember. Quick googling also turns up the 99%, which is definitely different from 10 to 16 times the difference of 0.5%.

Wiki shows pans (bonobos and chimps) to be in the range of 95% to 99.4% similiar to us.