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#1 2010-10-24 10:32:24

phunni
Member
From: Bristol, UK
Registered: 2003-08-13
Posts: 768

Graphics on Thinkpad X201

I recently bought a Lenovo thinkpad X201 which had Ubuntu pre-installed on it.  I wiped that and installed Arch instead. I meant to backup /etc before I wiped Ubuntu - but I forgot.  Oops.

When I was running Ubuntu glxgears revealed fps of over 2000 - whereas now I'm only getting around 50-60.  Glxinfo indicates that direct rendering is on.

I believe that the video driver I'm using is xf86-video-intel.

Since this laptop is clearly capable of much better graphics performance than I'm getting - does anyone have any ideas on how I might improve it?

Thanks in advance.

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#2 2010-10-24 14:16:06

ccc1
Member
Registered: 2009-04-16
Posts: 111

Re: Graphics on Thinkpad X201

hi,
recent intel-drivers have vsync enabled. that's why you only get 60fps. nothing to worry about.

ccc1

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#3 2010-10-24 15:39:34

phunni
Member
From: Bristol, UK
Registered: 2003-08-13
Posts: 768

Re: Graphics on Thinkpad X201

Thanks for the reply.  So, presumably, vsync is only affecting the numbers and not the actual performance?

OK - in that case the numbers aren't the only problem.  Last night I tried watching a flash based film.  When it was simply embedded in the page it was fine, but when I tried to view it full screen it was unwatchably slow. I'm sure this laptop is more than capable of playing back the video, although I suppose the issue could be to do with a 32 bit flashplugin on a 64 bit machine...

Any ideas?

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#4 2010-10-24 15:43:19

skunktrader
Member
From: Brisbane, Australia
Registered: 2010-02-14
Posts: 1,543

Re: Graphics on Thinkpad X201

phunni wrote:

Thanks for the reply.  So, presumably, vsync is only affecting the numbers and not the actual performance?

OK - in that case the numbers aren't the only problem.  Last night I tried watching a flash based film.  When it was simply embedded in the page it was fine, but when I tried to view it full screen it was unwatchably slow. I'm sure this laptop is more than capable of playing back the video, although I suppose the issue could be to do with a 32 bit flashplugin on a 64 bit machine...

Any ideas?

Try installing this http://aur.archlinux.org/packages.php?ID=32072

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#5 2010-10-24 15:45:56

ccc1
Member
Registered: 2009-04-16
Posts: 111

Re: Graphics on Thinkpad X201

I'm sure this laptop is more than capable of playing back the video, although I suppose the issue could be to do with a 32 bit flashplugin on a 64 bit machine...

Any ideas?

install flashplugin-prerelease-64bit from aur:
http://aur.archlinux.org/packages.php?ID=32072

ccc1

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#6 2010-10-24 16:48:44

phunni
Member
From: Bristol, UK
Registered: 2003-08-13
Posts: 768

Re: Graphics on Thinkpad X201

Hmmm - that may have fixed the problem.  Hard to be sure, though, as the site I was watching the film on (lovefilm.com) now says my version of flash isn't high enough... < 10.0.32 - it says my version is 10.0

Youtube does look a little better though - I think...

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#7 2010-10-24 17:04:25

phunni
Member
From: Bristol, UK
Registered: 2003-08-13
Posts: 768

Re: Graphics on Thinkpad X201

No - having watched a few more youtube videos - it's definitely jerkier in full screen...

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