[COLOR=#1951B9]Dothan Pentium Ms, which pair higher clock speed with performance enhancements such as extra Level 2 cache, for a total of 2MB, will offer performance increases of between 10 percent and 17 percent compared with previous Pentium M chips. At the same time, notebook with the chips will have about the same battery life, an important consideration for notebook owners who spend time traveling.[/COLOR]
More information: Intel official site | CNet news report.
Update: The HardwareZone has published a review of the Pentium-M 'Dothan' used on the upcoming Acer TravelMate 8000.