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#549 low fps on Nvidia mobile graphics card

3.0
closed-out-of-date
nobody
None
5
2018-09-16
2014-02-25
zapekanka
No

The setup:
nQuake 2.7 with hi-res textures and default parameters.
The only change I made was cl_maxfps which I set to 0.

My brand new laptop is ACER Aspire V7-482PG which has two graphics cards:
1) NVIDIA GeForce GT 750M
2) Intel HD Graphics 4400

By default, Nvidia card is used.
With Nvidia card (and f_system shows that), FPS is stick to around 179 and barely changes when I walk on the map.
If I switch to Intel HD graphics (using Nvidia control panel set preferable adapter for the ezQuake executable, again f_systems shows Intel card), FPS starts from ~300 and goes up to 700-800 depends on my location and point of view.

I would expect nvidia card to perform better than Intel HD graphics.
Please fix this.

Discussion

  • dimman

    dimman - 2014-02-25

    The problem is almost certainly with your system and not ezQuake. Make sure your gfx clocks up as it should, that you've turned off "threaded optimisation", that you dont run a lot of antialiasing etc that takes GPU power.

     
  • zapekanka

    zapekanka - 2014-02-26

    I checked the clocks - it increases as it should (see attached).
    Also turned off threaded optimization - nothing changed
    Any other ideas?
    p.s. I'm running windows 8.1 x64 and have an external monitor attached to the laptop. (set up as only display to use)

     
  • meag

    meag - 2018-09-16
    • status: open --> closed-out-of-date
     
  • meag

    meag - 2018-09-16

    Closing, not sure this is actionable. Probably a system/driver issue, otherwise with new renderer coming in 3.5 I'm not going to look into performance on older versions.

     
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