Esto es lo que trae (lo he sacado de la página oficial del GT5 Prologue
http://www.gran-turismo.com/en/gt5p/news/d2088.html):
Online play
- The award of race credits are now allocated at a fixed rate regardless of the number of race participants.
- The High Speed Ring course diagram has been fixed.
- Some online ID's were appearing in grey in the entry list, this has been amended.
- Some online opponents appeared to "blur", this has been amended.
Rankings
- Country and area information now appears next to the online ID in the ranking boards.
- Unusually high scores had been recorded in some Drift Trials, this has been rectified.
- When Drift Trial replays were saved, occasionally these appeared in the "Load as Ghost" option of Time Trials.
This has now been rectified.
Performance Points (PP)
- The method of calculating Performance Points has been revised, to balance vehicles in events with PP upper limits.
Miscellaneous
- LCD display has been added in the F2007 interior view.
- Some interiors and exteriors of some vehicle models have been revised.
- On occasion the Quick Tune gear ratio became impossible to reset in some cars, this has been amended.
- The manual has been updated.