ClockRes - Sysinternals | Microsoft Learn

Title: ClockRes v2.1 — Summary Author: Mark Russinovich Published: July 4, 2016

Summary

• ClockRes is a small Sysinternals utility that queries the system clock resolution (the maximum timer resolution an application can obtain) using the Windows API function GetSystemTimeAdjustment.

• The app displays the result of that query so you can see the current clock/timer resolution on your system.

• Supported platforms:

  • Client: Windows Vista and higher

  • Server: Windows Server 2008 and higher

  • Nano Server: 2016 and higher

• Download: https://download.sysinternals.com/files/ClockRes.zip (494 KB)

Notes

• The original page includes additional learning resources about dates, times, and time zones for developers.

• Last updated: 03/23/2021.