Upcoming Nintendo 3DS cartridges could be having a memory size ranging between 1 to 8 GB as reported by Gamrade. Macronix, the world’s largest manufacturer and supplier of ROM chips for Nintendo is reported to have set up a complete production line of ROM chips ranging from 1GB to 8GB in size, ready to match a wide variety of requirements like the Nintendo 3DS cartridges.
The development of these bulky chips is reportedly in response to market reports concerning 3D game requirements, indicating that the storage for the 3DS will be 1GB or greater. These 8GB cartridges will be increasing the storage capacity of the Nintendo DS by as much as sixteen times. Currently the largest cartridge being used for the DS is 512MB .
There has also been a rumor that Nintendo will be enforcing some sort of a 2GB limit on the 3DS games (well, this is just a rumor). There are very few details regarding this part of the story. Nevertheless, Nintendo is surely showing a significant improvement in their cartridges storage considering that the biggest cartridge for the DS currently is only 512MB.