difference between a Playbook and Playbook P100?

I see some playbooks are P100 what's the difference ?

I am not really sure, but some seem to think the 100 means first generation.

Others seem to think:

Quote:

---

With the exception of memory sizes (16, 34, 64) and the wifi only and 4g lte PlayBook there are no different models.

---

Ok thanks Neolantis

- - - Updated - - -

Ice, does it mean its 1G lol?