Why clock speed isn't correct to the CPU installed as seen within /proc/cpuinfo?

Solution Verified - Updated -

Issue

  • Why clock speed isn't correct in /proc/cpuinfo? The system has a Intel(R) Xeon(R) CPU 2.93GHz installed, but /proc/cpuinfo shows the following:
$ grep MHz /proc/cpuinfo

cpu MHz : 2933.000
cpu MHz : 1600.000
cpu MHz : 1600.000
cpu MHz : 1600.000
cpu MHz : 2933.000
cpu MHz : 1600.000
cpu MHz : 1600.000
cpu MHz : 1600.000

Environment

  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.