Performance on lightweight systems was a core focus for this cycle, as a prelude to Ubuntu’s release on a range of mobile form factors. As a result 13.04 delivers significantly faster response times in casual use, and a reduced memory footprint that benefits all users, according to canonical.
This release also illustrates Ubuntu’s ongoing commitment to quality and dependability. Our kaizen approach to development as well as community engagement result in a high quality alternative for people worldwide, commented Jane Silber, CEO at Canonical. This release, our 17th on a regular cadence, meets the needs of enterprises, organisations, governments and communities looking for a secure and intuitive computing experience.
Key changes include:
- Faster Unity Desktop
- New Social Lens
- New Sync Menu
- Unity-style session dialogs
- Workspace item removed from launcher
- Updated Firefox, LibreOffice and File Manager, among others
- Linux kernel 3.8.8
- Unity has improved a lot with new window switching features, shutdown dialogs, new icons, default Sync Menu indicator etc
- Memory Optimization, fixed memory leaks and the memory usage has been be greatly reduced like by changing some processes from idle to exit.
- MTP support by default
- Intel SNA (2D acceleration for the Intel Linux graphics driver that improves the X.Org performance) by default
- a faster, more responsive desktop
- LibreOffice has Ubuntu AppMenu and HUD support by default
- simplified Software Updater
- a "tech preview" of Upstart User Sessions has been included by default
http://releases.ubuntu.com/raring/
http://ftp-stud.fht-esslingen.de/Mirrors/releases.ubuntu.com/13.04/
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