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From: PB <pbodin@_REMOVE_THiS_kth.se>
Subject: Re: matlab on a dual core
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Date: Thu, 25 Jan 2007 18:31:38 GMT
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On Thu, 25 Jan 2007 13:18:47 -0500, Matt wrote:
<TOP-posting repaired>
> dave wrote:
>>
>>
>> per isakson wrote:
>>>
>>>
>>> Matt wrote:
>>>>
>>>>
>>>> I have a strange phenomenon occurring when using Matlab on
> a
>> dual
>>>> core Dell laptop machine. If I run two Matlab programs with
>> two
>>>> Matlab windows open at the same time, each of them runs
> much
>>> faster
>>>> (2x or 3x) than if I run a single program with only one
>> Matlab
>>>> window
>>>> open (or, two Matlab windows open but one program being
>> idle).
>>> Has
>>>> anybody encountered a similar problem?
>>
>> i have seen strange results due to laptop power settings. newer
>> laptops can dynamically change processor speed that can cause odd
>> runtime speed changes. be sure to lock down the speed control on
>> max, lock hds on so they don't got to sleep, etc, so you can get
>> consistent speed results on a laptop.

> Thanks. Do you know how in Windows I can lock down speed control?
> 

I would assume that this is a BIOS-setting.I think it's called
speed-step technology for intel-based processors?

/PB