When the U disk is formatted, the file system will appear fat32,ntfs and exFAT format for users to choose, this is the user will hesitate, do not know which file format to choose. This is the user often encounter problems, for this, for you to introduce a detailed description of U disk format file format selection.
Now u disk capacity is constantly increasing, everyone hands of the U disk in 4G or more, 8G capacity has become very common, the large volume U disk format operation need to be cautious operation.
The FAT32 format does not support files above 4GB
U disk is used to store files, and now a lot of large files, such as large games, professional software tools, etc., if the file exceeds 4GB, even if the U disk capacity is very large, you can not use the FAT32 format u disk for file storage.
The NTFS format is harmful to the flash disk chip
Now more than 4GB u disk format when the default is NTFS partition, but this format is very hurt U disk, because the NTFS partition is the use of "log-type" file system, the need to record detailed reading and writing operations, will certainly be more damage to the flash disk chip, because to continue to read and write.
exFAT format is the most suitable for u disk
The EXFAT format is a format that Microsoft has specifically tailored for u disk, and the exFAT format is a tradeoff between FAT32 and NTFS, with FAT32 portability, no need to wear too much performance and memory to handle file operations, and an NTFS-like CAL access control mechanism ( Unfortunately, there is no exFAT for Cal support in SP1, and similar HPFS systems can quickly organize free space Bitmap for available cluster spaces to minimize file fragmentation.
Support for the EXFAT format is available in Windows 7, Windows XP needs to be patched SP3, and Vista needs SP1 patches to support it. However, the flash drive with this filesystem does not support Windows Vista ReadyBoost.