GPU frequencies

Questions and Answers : GPU applications : GPU frequencies
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Monzi

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Message 872813 - Posted: 6 Mar 2009, 12:01:18 UTC

Hi,

when I use SETI with CUDA everything is OK. But when I shut down the BOINC Client the frequencies of my GPU still are on high settings, so my graphic card is still using the high frequencies and not the idle settings. (not very good cause the power consumption is very high then)

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Profile Jord
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Message 872832 - Posted: 6 Mar 2009, 12:34:10 UTC - in response to Message 872813.  

I see you are using BOINC 6.6.11, which is a development version, which can get things wrong. We're also already up to 6.6.12, while 6.6.13 will be coming out any day now.

If you plan to use the BOINC version for continued use, not for testing, you should not use a development version, but the recommended version that you will see at http://boinc.berkeley.edu/download.php

How did you install BOINC? (Vista does not play nice with CUDA and the protected application execution (= Windows service installation), so I hope you didn't use that?)

Which drivers do you use?

How did you check that the task seemingly keeps running?

How long do you have to wait before the GPU is idle again?
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Message 872848 - Posted: 6 Mar 2009, 13:23:52 UTC - in response to Message 872832.  

Thanks for the quick answer.

I see you are using BOINC 6.6.11, which is a development version, which can get things wrong. We're also already up to 6.6.12, while 6.6.13 will be coming out any day now.

If you plan to use the BOINC version for continued use, not for testing, you should not use a development version, but the recommended version that you will see at http://boinc.berkeley.edu/download.php


I used the recommended version before, but this is not using CUDA even if it detects it. Only with 6.6.11 he used CUDA.

How did you install BOINC? (Vista does not play nice with CUDA and the protected application execution (= Windows service installation), so I hope you didn't use that?)

No normal install. Not as a Windows service.

Which drivers do you use?

ForceWare 182.06 64bit

How did you check that the task seemingly keeps running?

I use GPU-Z 0.3.2 to check GPU Clock. I don't know if the task is still running just the Clocks are not like in idle.

How long do you have to wait before the GPU is idle again?

It keeps using the high frequencies.

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Message 872853 - Posted: 6 Mar 2009, 13:33:10 UTC - in response to Message 872848.  
Last modified: 6 Mar 2009, 13:37:22 UTC

How did you check that the task seemingly keeps running?

I use GPU-Z 0.3.2 to check GPU Clock. I don't know if the task is still running just the Clocks are not like in idle.

The GPU core and memory clocks are never idle, but the GPU Load should go down to zero. Do you see that?

Such as the following (showing my ATI HD3850):

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Questions and Answers : GPU applications : GPU frequencies


 
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