Changes

The '''Japanese DSi Development Kit''', formely known as '''CPU-X4''' is a prototype that was used for development of Nintendo DS or DSi software. This unit is completely different from a retail unit.

'''CPU-X4''', formely known as the '''Japanese Nintendo DSi Prototype''' is a prototype that was used for development of Nintendo DS or DSi software. This unit is completely different from a retail unit.

==Discovery==

==Discovery==