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Thread ID: 106980 2010-01-31 01:26:00 CPU speed halved PC builder (15482) Press F1
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853737 2010-01-31 01:26:00 I have recently made a PC for my sister it is a pentium 4 with 1gb ram and 2.6 GHz CPU. for some reason the computer thinks my CPU speed is 1.3 GHz:confused:. I have tried overclocking it but it will only bring it up to 1.54ghz. Can someone please help:thumbs:

Many Thanks!:banana
PC builder (15482)
853738 2010-01-31 01:29:00 Does it support Speedstep (en.wikipedia.org)?? If it does (it sounds like it does), thats why it slows it down when its idle. If you dont want it, you'll have to disable it in the BIOS (if its there). Or as it says in the link

The "Home/Office Desk" disables SpeedStep, the "Portable/Laptop" power scheme enables SpeedStep, and the "Max Battery" uses SpeedStep to slow the processor to minimal power levels as the battery weakens. WHAT version of windows is installed? Do something, you'll see it go back to 2.6. If youre using a program to monitor it
Speedy Gonzales (78)
853739 2010-01-31 02:32:00 Welcome to P C World Forum.
There is probably nothing wrong. Try 'MemTest' if you can, this will show the raw performance before the clever stuff takes over.
PENTIUM (426)
853740 2010-01-31 03:28:00 SpeedStep and C1E are the likely culprits. trinsic (6945)
853741 2010-01-31 07:42:00 What motherboard do you have? (brand/model/version details), check in BIOS settings that your CPU has been detected correctly (may not have been if CPU Configuration>CPU Ratio Control is not set to Auto, if the motherboard is capable of that (think earlier P4s needed to be set manually (sounds like the FSB speed is incorrect)).
What type of ram do you have fitted?
pcmemoryfinder.com
Undo your overclocking until you sort this out, as you may fry something if you get the correct speed back with it still applied. :eek:
Check your CMOS battery isnt flat, may be resetting to defaults.
feersumendjinn (64)
853742 2010-01-31 21:02:00 What motherboard do you have? (brand/model/version details), check in BIOS settings that your CPU has been detected correctly (may not have been if CPU Configuration>CPU Ratio Control is not set to Auto, if the motherboard is capable of that (think earlier P4s needed to be set manually (sounds like the FSB speed is incorrect)) .
What type of ram do you have fitted?
. com/Computer-Memory-Chart" target="_blank">pcmemoryfinder . com
Undo your overclocking until you sort this out, as you may fry something if you get the correct speed back with it still applied . :eek:
Check your CMOS battery isnt flat, may be resetting to defaults .

Hey thanks for the reply! my motherboard is an Albatron gv845 chipset with 2 pci slots ,512mb ddr400 ram x2 . . Can't seem to find CPU configuration on my BIOS and how do you set the FSB? I have checked the CMOS but it is still alive .

Thanks for replying
PC builder (15482)
853743 2010-02-01 00:51:00 Download and run CPU-Z for CPU info www.cpuid.com PPp (9511)
853744 2010-02-01 04:55:00 my motherboard is an Albatron ?________?, Version ?________? with Intel gv845 chipset
Sorry, still need more details, should be printed on motherboard, usually between pci slots or maybe on front edge of board near IDE sockets. If you can supply this, I should be able to give you more help.:)
feersumendjinn (64)
853745 2010-02-01 05:12:00 Maybe similar to this?
www.albatron.com.tw
feersumendjinn (64)
853746 2010-02-01 05:41:00 It'll be speedstep. It does it on this as well Speedy Gonzales (78)
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