[Intel-gfx] less load less performance

[Peter Clifton]

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)