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From: Peter Clifton <pcjc2@cam.ac.uk>
To: Alexey Fisher <bug-track@fisher-privat.net>
Cc: "intel-gfx@lists.freedesktop.org"
	<intel-gfx@lists.freedesktop.org>,
	"power@bughost.org" <power@bughost.org>
Subject: Re: less load less performance
Date: Sun, 31 Oct 2010 17:01:13 +0000	[thread overview]
Message-ID: <1288544473.7766.1.camel@pcjc2lap> (raw)
In-Reply-To: <1288543487.17727.29.camel@zwerg>

On Sun, 2010-10-31 at 17:44 +0100, Alexey Fisher wrote:
> Hallo all,
> 
> As i can understand if cpu do not get enough load it will work mostly in
> C4 mode and graphic perfome slow too. I think there is some thing wrong
> in this logic :)

Yes, a little messed up.. try running your test at low screen-res with
this app running (once per core):

int main( int argc, char **argv )
{
  while (1);
}

(gcc loop.c -o loop)

Do you get the high frames per second (non-full-screen) then?

-- 
Peter Clifton

Electrical Engineering Division,
Engineering Department,
University of Cambridge,
9, JJ Thomson Avenue,
Cambridge
CB3 0FA

Tel: +44 (0)7729 980173 - (No signal in the lab!)
Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me)

  reply	other threads:[~2010-10-31 17:01 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-31 16:44 less load less performance Alexey Fisher
2010-10-31 17:01 ` Peter Clifton [this message]
2010-10-31 17:40   ` Alexey Fisher
2010-10-31 19:18     ` [Intel-gfx] " Andreas Mohr
2010-10-31 19:44       ` Alexey Fisher
2010-11-02 15:53         ` [Intel-gfx] " Thomas Renninger
2010-10-31 17:33 ` Vasily Khoruzhick
2010-10-31 22:07 ` Arjan van de Ven
2010-11-01  8:50   ` Alexey Fisher

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