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Is this laptop defective?

post #1 of 5
Thread Starter 
First off, the specs:

This is an Evesham Quest Roma T37, based of MSI's MS-1029 chassis (or Megabook M635)
Ati Xpress 200 chipset
Turion 64 MT-37 (approximately equivalent to a 3700+ Athlon 64)
1024MB DDR333 RAM
128MB Mobility Radeon X700
Windows XP Home Edition
All latest graphics/chipset/CPU drivers

Now, my processor should be theoretically running at it's peak clock rate the whole time when under load, which is 2Ghz. When idle, the processor clocks down to 800Mhz to dissipate heat and save power.

The problem I am experiencing is when under load for extended periods of time, while playing games for example, occasionally the CPU will clock down even when under load for about 5 seconds, then speeds back up. During these 5 seconds the gameplay becomes very laggy due to the much reduced clock rate and is downright unplayable as this happens about twice a minute.

The only way to stop this is to completely uninstall the Powernow drivers and also disable Powernow in the BIOS. However under these conditions after a while playing games the laptop turns itself off, which leads me to believe it is a heat issue. This would explain the clocking down under load to avoid overheating. Research on the internet has also lead me to believe this is true.

Now as this thing is only a few months old and is still under warranty do you think I should return it? Definitely seems like the cooling isn't enough!

Opinions, please.
post #2 of 5
It's definitely a heat issue. What you are experiencing is called 'throttling'. The desktop I built a year ago did that a lot for a while because the cooling gel wasn't optimal for a while.

Unless you feel that you are competent enough to open the laptop and check if everything is fine and if it isn't, then fix it, then send it back. It should not throttle. As hot as my laptop runs, it NEVER throttles. The fans turn on like a desktop's, but it doesn't throttle.

If you can open your laptop and check to see if the CPU fan is placed correctly and if it isn't, then do so, the go ahead.

Another thing you may want to know is that many OLD applications take as much CPU usage as they can get. For example, I recently found my old MechCommander game and it always put the CPU under full load no matter what, which consequently made it VERY HOT. It would otherwise run fine on a Pentium II 500Mhz based computer. Thus, if it's an old application that SHOULDN'T be running at full load, find some Athlon compatible software that will allow you to manually underclock your CPU. Try 'Notebook Hardware Control'. Google it. I doubt it supports AMD chips, but check anyway.

Good luck and post back with what you did.
post #3 of 5
Quote:
Originally Posted by Merithiel
Try 'Notebook Hardware Control'. Google it. I doubt it supports AMD chips, but check anyway.
Actually it does support AMD chips, I just installed it on my Sempron 3000+ laptop and seemed to work just fine
post #4 of 5
Thread Starter 
Thanks for the replies.

The problem is most noticeable when playing newer games, for example Half-Life 2 or Need for Speed Most Wanted.

I'm going to call them sometime this week but I'll be sure to post back

Thanks for the help!

In the meantime- is opening the case or underclocking likely to void my warranty?
post #5 of 5
Underclocking...no, since it is done software-wise.

Opening case and messing? Check with your warranty statement. If you aren't proficient with computers, a laptop is not something you want to experiment with.

Actually, another excellent point is to take breaks while gaming. For the eyes and the computer!
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