The vendor is including built-in DVD playback capabilities in line with its other systems running Ubuntu 7.10.
The Ubuntu-powered Inspiron 1525 is available today for customers in the UK, France, Spain and Germany starting at £299.
Dell claims to have based its latest Ubuntu-based products on feedback from more than 100,000 visitors on the company's IdeaStorm website, set up last year to canvas customer opinion on their preferred Linux-based laptop.
Dell took its first Ubuntu steps in the US last May when it preloaded the OS on two desktop systems and an Inspiron E1505n laptop.
The spacecraft found traces of hydrogen and oxygen molecules, known as hydroxyls, embedded in the rocky surface of the asteroid
The skeleton was unearthed more than 20 years ago in South Africa
Moon's dark side is mountainous, rugged and never visible from the Earth
The groundwater basins in some areas of Tehran have been damaged irreversibly