Windows System Assessment Tool: Difference between revisions

Revision as of 09:26, 17 December 2023

Revision as of 09:36, 17 December 2023

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Detailed raw performance information, like actual disk bandwidth, can be obtained by invoking <code>winsat</code> from the command line. This also allows only specific tests to be re-run.<ref>[http://windowsitpro.com/systems-management/winsat-command-line-utility Winsat Command-Line Utility]</ref> Obtaining the WEI score from the command line is done invoking <code>winsat formal</code>, which also updates the value stored in <code>%systemroot%\Performance\WinSAT\DataStore</code>.<ref>[http://windowsitpro.com/systems-management/how-can-i-run-windows-system-assessment-tool-winsat-update-directly-command-line How can I run the Windows System Assessment Tool (WinSAT) update directly from a command line?]</ref> (The XML files stored there can be easily hacked to report fake performance values.<ref>[http://www.howtogeek.com/71500/stupid-geek-tricks-hacking-the-windows-experience-index/ Stupid Geek Tricks: Hacking the Windows Experience Index]</ref>) The WEI is also available to applications through an [[API]], so they can configure themselves as a function of hardware performance, taking advantage of its capabilities without becoming unacceptably slow.<ref>{{cite web |title=Windows Experience Index: Overview |url=https://technet.microsoft.com/en-us/library/cc507870.aspx |publisher=Microsoft TechNet |access-date=September 24, 2011}}</ref>

The Windows Experience Index score is not displayed in [[Windows 8.1]] and onwards because the [[graphical user interface]] for WinSAT was removed in these versions of Windows, although the [[command line]] winsat tool still exists and operates correctly along with a final score when launching the command "shell:games".<ref name="WEI killed">{{cite web| url=http://www.cnet.com/how-to/find-your-windows-experience-index-scores-in-windows-8-1/| title=Find your Windows Experience Index scores in Windows 8.1 | author = Ed Rhee |

date=January 2, 2014 | publisher=[[CNET]]| access-date=May 17, 2014}}</ref> According to an article in [[PC Pro]], Microsoft removed the WinSAT GUI in order to promote the idea that all kinds of hardware run Windows 8 equally well.<ref>{{cite web| url = http://www.pcpro.co.uk/blogs/2013/09/19/farewell-to-the-windows-experience-index/ | date = September 19, 2013 | author = Darien Graham-Smith| title = Farewell to the Windows Experience Index | access-date=May 17, 2014}}</ref>