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January 2015

SCIENTIFIC-LINUX-USERS@LISTSERV.FNAL.GOV

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Subject:
From:
Yasha Karant <[log in to unmask]>
Reply To:
Yasha Karant <[log in to unmask]>
Date:
Tue, 27 Jan 2015 11:39:39 -0800
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Can you explain why you are concerned about Nvidia Optimus on SL7?

http://www.nvidia.com/download/driverresults.aspx/78469/en-us

is the Nvidia CUDA-compatible driver for Linux.  I am using this driver 
on my office workstation (that has a CUDA GPU) under SL 7 and I have no 
issues -- albeit I am not using it dual display (multiple displays) as I 
would were I to take the laptop to an external projector (as in a 
seminar).  I have successfully configured my current HP laptop under 
IA-32 SL 6 to be dual display so that the laptop screen and the 
projected image are both visible and I can face the audience without 
needing to work from the projected image.  Is this driver not working 
well with laptops under SL?

Otherwise, I will need to get the non-Nvidia package on the M4800 that 
is in the process of being ordered.

Yasha Karant

On 01/27/2015 07:50 AM, Karel Lang AFD wrote:
> Hi,
> i, for one, would approach any laptop using Nvidia Optimus technology 
> with caution, particularly if i want to run Linux on it.
>
> I googled your laptop config and it comes with 'Intel® Core™ i7-4900MQ 
> Processor' meaning Intel® HD Graphics 4600 built in.
>
> I just wander, why the laptop sellers stopped to announce Nvidia 
> Optimus technology on their laptops - nowadays noone says a word. Is 
> it because it got a bad rep? In my eyes it indeed does.
>
> Bumblebee is working solution on Linux, but not entirely convenient? - 
> you need to switch between VGAs manually as far as i understand the 
> problem.
>
> I don't have personal experience with Optimus, as i do not own any 
> newer built laptop (my own is 6yrs old).
>
> But after reading many many angry threads on various linux (and even a 
> windows) forums, i'd think twice before buying one.
>
>
>

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