Per Paul:

In any case, the objective is to look underneath. This is a picture
of one way to mark a processor. In the center, you can see the SSPEC
code of "SL7PU".

http://cdn.cpu-world.com/Images/uplo...L_00001509.jpg

Don't give up yet :-)

Bingo: http://tinyurl.com/3zegs6h

Thanks for pointing out what shb obvious.... I saw the first set
of numbers and just assumed.....

Anybody got a take on how ancient/recent this one is?

--
PeteCresswell