Thursday, May 6, 2010

NTFS vs FAT

NTFS vs FAT

Criteria
NTFS5
NTFS
exFAT/FAT64
FAT32
FAT16
FAT12
Operating System
Windows 2000
Windows XP
Windows 2003 Server
Windows Vista
Windows 7
Windows NT
Windows 2000
Windows XP
Windows 2003 Server
Windows Vista
Windows 7
Windows CE 6.0
Windows Vista SP1
Windows 7
WinXP+KB955704  
DOS v7 and higher
Windows 98
Windows ME
Windows 2000
Windows XP
Windows 2003 Server
Windows Vista
Windows 7
DOS
All versions of
Microsoft Windows
DOS
All versions of
Microsoft Windows

Limitations
Max Volume Size
2TB
2TB
64ZB
32GB for all OS.
2TB for some OS
2GB for all OS.
4GB for some OS
16MB
Max Files on Volume
Nearly Unlimited
Nearly Unlimited
Nearly Unlimited
4194304
65536

Max File Size
Limit Only by
Volume Size
Limit Only by
Volume Size
16ZB
4GB minus 2 Bytes
2GB (Limit Only
by Volume Size)
16MB (Limit Only
by Volume Size)
Max Clusters Number
Nearly Unlimited
Nearly Unlimited
4294967295
4177918
65520
4080
Max File Name Length
Up to 255
Up to 255
Up to 255
Up to 255
Standard - 8.3
Extended - up to 255
Up to 254

File System Features
Unicode File Names
Unicode
 Character Set
Unicode
 Character Set
Unicode
 Character Set
System
 Character Set
System
 Character Set
System
 Character Set
System Records Mirror
MFT Mirror File
MFT Mirror File
No
Second Copy of  FAT
Second Copy of  FAT
Second Copy of  FAT
Boot Sector Location
First and Last Sectors
First and Last Sectors
Sectors 0 to 11
Copy in 12 to 23
First Sector and
Copy in Sector #6
First Sector
First Sector
File Attributes
Standard and Custom
Standard and Custom
Standard Set
Standard Set
Standard Set
Standard Set
Alternate Streams
Yes
Yes
No
No
No
No
Compression
Yes
Yes
No
No
No
No
Encryption
Yes
No
No
No
No
No
Object Permissions
Yes
Yes
Yes
No
No
No
Disk Quotas
Yes
No
No
No
No
No
Sparse Files
Yes
No
No
No
No
No
Reparse Points
Yes
No
No
No
No
No
Volume Mount Points
Yes
No
No
No
No
No

Overall Performance
Built-In Security
Yes
Yes
Yes
minimal ACL only
No
No
No
Recoverability
Yes
Yes
Yes
if TFAT activated
No
No
No
Performance
Low on small volumes
High on Large
Low on small volumes
High on Large
High
High on small volumes
Low on large
Highest on small volumes
Low on large
High
Disk Space Economy
Max
Max
Max
Average
Minimal on large volumes
Max
Fault Tolerance
Max
Max
Yes
if TFAT activated
Minimal
Average
Average









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