Compaq v2000 - Celeron M 1.4GHZ... MAX cpu?

Compaq v2000 - Celeron M 1.4GHZ... MAX cpu?
I have the "Compaq v2000 - Celeron M 1.4GHZ" and have upgraded almost everything on there I can but the CPU, I am wondering if someone can't point me...

Save 10% Plus Get Free Shipping at Duracell Direct.com
Choose batteries for just about anything including notebook computers, cell phones, digital cameras and camcorders, and other portable...

Creative TravelSound 250 Portable Speakers for $10 + $7 s&h
The TravelSound is a palm-sized, fold-away, single-unit speaker system for use with MP3 players, CD or tape players, or notebook computers;

The evolution of the notebook
...to the MacBooks and ThinkPads we hold in our hands today, BusinessWeek has published a slideshow of the evolution of notebook computers.