CPU burst

[Hiisi]

2009/9/22 James Wilkinson <fedora at aprilcottage.co.uk>:
> Hiisi wrote:
>> Dear List!
>> I have a desktop running F11. The computer is an old Pentium 4, 3.0
>> GHz, 32 bit. It uses logical processors, so I think it's 'an old duo
>> processor'.
>
> Not duo, I believe, since they required a Socket 775 processor:
> http://processorfinder.intel.com/list.aspx?ProcFam=2112
>>           slot: Socket 478
>
> Instead, it looks like you’ve got a Prescott generation Pentium 4 with
> hyperthreading.

Correct! I just forgot that word 'hyperthreading'.

>> What I want to do is to accelerate the processor frequency. I use
>> Blender and frequently I'm feeling need for better performance :-(
>
> Do you have two threads enabled when using Blender? A quick Google
> suggests it may be worthwhile (although I’d strongly recommend carrying
> out your own tests). Run top (or another system monitor program) while
> Blender is using all the CPU capacity, and check that you’re using all
> the CPU resources.
>

Yes. Blender.bin loads 90 % of CPU.

> Worst case scenario: the two threads will tread on each other’s toes
> often enough that you’ll get a small performance decrease. Best case
> scenario: maybe 20% extra performance.
>
>> As I can see from the output there's 'capacity' field that has higher
>> value than the one in 'size' field. Does it means it has a capability
>> to utilise that frequency?
>
> Possibly. This is known as overclocking. But Intel only guaranteed that
> it would work at 3 GHz. Overclocking may result in your computer
> malfunctioning (either slightly, resulting in errors in calculations, or
> seriously, leading to crashes and possibly damaging your hardware).
>
> Don’t do it if you can't afford to replace the computer. (And if you
> can, a low-end quad-core is cheap!)
>
> If you want to go ahead, then you normally increase the motherboard
> speed in the BIOS – if your BIOS enables such things.
How to know that? There's no such option like 'speed'.
I thought there's some application for Fedora that would enable me
that acceleration from any kind of GUI. Probably I'm too lazy.

>
> Hope this helps,

Yes, thank you!

>
> James.
>
> --
> E-mail:     james@ | “Right lads, we’ve got 45 minutes to score 37 goals.
> aprilcottage.co.uk | No problem with that -- the other team just did.”
>

-- 
Hiisi.
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