What is esd file

The esd file is the file format adopted by Microsoft when distributing copies of Windows online after the start of Windows 8; Esd is a file format with a higher compression rate and has a higher compression rate than win.

#The operating environment of this article: Windows 7 system, Dell G3 computer.

Esd is a file format with a higher compression rate and has a higher compression rate than win. Esd files are the file format used by Microsoft to distribute copies of Windows online after the start of Windows 8. Microsoft's official website did not initially release a deployment tool that could support this kind of image file. It was not until Windows 8.1 update build 6.3.9600.16610 (a leaked version of the update) that Microsoft's own DISM image deployment and management tool began to support esd. Image file processing.

Microsoft’s DISM 6.3.9600.16610 version can definitely support esd image file processing. Or you can treat the .esd file as a .wim file, so the WinNTSetup system installer can also be used in the winpe environment.

2. Regarding the comparison between esd format, gho format and win format:

Esd has a higher compression rate than win, and higher than ghost. If the ghost system encapsulated by the author is too large, then it will Published as esd file.

Gho, wim, esd test comparison:

Windows 7 Ultimate x86 *.gho: 4.46G *.wim: 4.08G *.esd: 2.86G

Windows 7 Ultimate x64 *.gho: 6.12G *.wim: 5.46G *.esd: 3.56G

Windows 8.1 Enterprise x86 *.gho: 3.82G *.wim: 3.47G *.esd: 2.74G

　Windows 8.1 Enterprise x64 *.gho: 5.43G *.wim: 4.88G *.esd: 3.59G

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