ExtremeTech reports on the introduction of Intel's next-generation Pentium M microprocessor, code-named "Dothan", and a slew of new laptops that use the chip, including models from Dell, Gateway, HP, and IBM. The new chip is available in 2.0GHz, 1.8GHz, and 1.7GHz Pentium M versions, as well as a 1.4GHz Celeron derivative.