Ubuntu Vibes reports that Dell has launched their developer friendly XPS 13 Ubuntu Ultrabook in US and Canada

Priced at $1449, XPS 13 has following specs:

3rd Generation Intel Core? i7-3517U (4M Cache, up to 3.0 GHz)
Ubuntu 12.04 LTS
13.3" HD 720p
8GB2 DDR3 SDRAM at 1600MHz
256GB Solid State Drive
Intel HD 4000
2.99 lbs in weight

  Dell Launches XPS 13 Ubuntu Ultrabook