The Computer Oracle

Windows 8 disk space usage vs Windows 7

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Chapters
00:00 Windows 8 Disk Space Usage Vs Windows 7
00:31 Answer 1 Score 1
00:47 Answer 2 Score 2
01:22 Answer 3 Score 4
01:39 Accepted Answer Score 50
03:26 Thank you

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Full question
https://superuser.com/questions/463183/w...

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Content licensed under CC BY-SA
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Tags
#windows7 #windows #diskspace #windows8

#avk47



ACCEPTED ANSWER

Score 50


The Test

To try and make a fair comparison, I went for Windows 7 Ultimate SP1 versus Windows 8 Enterprise. Both editions were 64-bit. These are the most full-featured editions of the respective operating systems available, so could be considered as a "worst-case scenario". SP-1 was already slipstreamed into the Windows 7 Ultimate ISO, as supplied by Microsoft via TechNet.

The test consisted of two identically specified Virtual Machines running on Hyper-V - 1024MB of RAM was specified, and no network adapter was connected (to avoid auto-activation or any automatic updates). The systems were each installed onto newly created VHDs, the default options were chosen, and the first user account was created by setup (named Fred, both times if you're interested). As soon as it reached the desktop, the system was immediately shut down.

The Results

The VHD's were mounted as read-only into my main OS, and the properties for each were brought up.

Windows 7 Ultimate SP1:

Windows 7 Ultimate SP1

Windows 8 Enterprise:

Windows 8 Enterprise

The Conclusion

Windows 8 Enterprise takes 3.38% more space than Windows 7 Ultimate SP-1.

Other Interesting Points To Note

On a blank hard disk, Windows 7 will create a System Reserved partition of 100MB, whereas Windows 8 will make it 350MB:

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WinDirStat from the host computer onto the mounted VHD's gives the following output (drive F is Windows 7, H is Windows 8):

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WinDirStat run on the Windows 7 VM gives:

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WinDirStat run on the Windows 8 VM gives:

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ANSWER 2

Score 4


After instaling Windows 8 Enterprise on VMBox - 11 GB (explorer)

I remember that after installing windows 7 it was much less space, around 7 GB!




ANSWER 3

Score 2


In my experience Windows 8 is comparable in size to Windows 7.

After doing an upgrade of Windows 7 Ultimate, Windows.old was 21GB. After installing some Windows Updates on Windows 8 Pro, C:\Windows is 19GB.

Two months later of regular everyday usage, it has grown to 22.5GB. I think the main culprit is WinSXS.

That 22.5GB doesn't include Metro style apps (C:\Program Files\WindowsApps).




ANSWER 4

Score 1


I have installed Windows 8 Enterprise edition on a virtual machine. Within Windows 8, Explorer displays disk usage as 10 GB but the virtual hard disk is in reality 8.22 GB.