The utility uses the Windows Management Instrumentation WMI component of the Windows operating system to retrieve the current processor performance state from the processor driver. Click Start , and then click Help and Support. Click Use Tools to view your computer information and diagnose problems. In the Tools list, click My Computer Information , and then click Find information about the hardware installed on this computer. Expand Processors to see CPU information. This information is retrieved from the FriendlyName entry under a registry subkey that is similar to the following:.
In a multiprocessor system, 1 refers to the second physical CPU or to the second logical CPU in a multiple logical core processor system. The information is retrieved when the driver is initialized or when the computer is restarted. If this information changes at some point, either because of corruption or because of user modifications, this information is updated with information that is returned directly from the processor or processors.
Click the System tab. CPU information is displayed in the Processor line. Click Start , click Run , type wbemtest, and then click OK. Click Recursive , and then click OK. Do not enter a superclass name. Click Instances. The CPU instances on the computer are displayed. Double-click the CPU that you want.
Click Start , click Run , type perfmon, and then click OK. Click ProcessorPerformance in the Performance object box. Note If ProcessorPerformance is not listed in the Performance object box, follow these steps:. David Bradley said on August 21, at am. Hans Schulze said on September 14, at pm. Leave a Reply Cancel reply Comment Check the box to consent to your data being stored in line with the guidelines set out in our privacy policy We love comments and welcome thoughtful and civilized discussion.
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Published in: December 29, am Updated in: December 30, pm. I have been using this application for a period of time, and it is absolutely wonderful and useful CPU Frequency Control software for Windows.
During the development of Windows XP, Microsoft decided to integrate dynamic frequency switching into the operating system itself. On a default Windows XP installation, the power schemes in the power settings of the system panel control the frequencies of the processor.
On Windows and previous operating systems, it was possible to manually control the CPU frequencies with a SpeedStep applet provided by Intel, but this is not possible anymore under Windows XP. Laptops General - Read Only. Turn on suggestions. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Showing results for. Search instead for. Did you mean:. Last reply by 2DX Unsolved. CPU Speed. I read the FAQ and the speed step doesn't do anything on my C I have updated the bios to A How do I get it to run at full speed?
This notebook is as slow as an original Pentium processor.
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