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varsis

macrumors regular
Original poster
Nov 30, 2005
209
1
So lately I have noticed when on battery my laptop runs the discrete card... I am running gfxCardStatus latest version. Not sure if it's telling me the wrong one, or if the computer is running it. Any ideas why this would occur? I have dynamic switching enabled. It did freeze up recently and I am still convinced there is a gpu issue of some sort, "Apple couldn't find any"
 
Really easy way to tell if that is correct or not is go to About this Mac in the Apple menu. Where is says what graphics card you have will actually change depending on what its using at that time. So if it shows you dGPU then that's what is currently running.
 
So lately I have noticed when on battery my laptop runs the discrete card... I am running gfxCardStatus latest version. Not sure if it's telling me the wrong one, or if the computer is running it. Any ideas why this would occur? I have dynamic switching enabled. It did freeze up recently and I am still convinced there is a gpu issue of some sort, "Apple couldn't find any"

gfxCardStatus lists any dependencies that are presently requiring the dedicated graphics card. Click the icon in the menu bar and see what it is.

Just to nip this one early: If you are running an external display on a Mac with two graphics cards the dedicated one will always be enabled and running when the display is connected. The dedicated card is the only one that can provide a signal to the external display.
 
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gfxCardStatus lists any dependencies that are presently requiring the dedicated graphics card. Click the icon in the menu bar and see what it is.

Just to nip this one early: If you are running an external display on a Mac with two graphics cards the dedicated one will always be enabled and running. The dedicated card is the only one that can provide a signal to the external display.
Ah thats exactly what it was, some image conversion services. Hopefully that doesn't run all of the time....
 
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