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File Version : 5.00.2195.6664
Description : Disk Performance Driver
Copyright : Copyright (C) Microsoft Corp. 1981-1999
Product Version : 5.00.2195.6664
Product Name : Microsoft(R) Windows (R) 2000 Operating System
Company Name : Microsoft Corporation
Internal Name : diskperf.sys
File Size: 7728 byte(s) 7.560 KB
MD5 : fd94497dd145b3920f5c393eab50ee3a
SHA1: D886CCB4876ECAE792C3A54A52E4AED41D213579

Download DP83820.sys
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How to Install DP83820.sys
Repair Sys ProblemsFixing a corrupted or missing DP83820.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.