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In hindsight, one of the thing I didn't check was the GPU draw at idle (with a monitor plugged in) when the laptop was in Balanced Power mode. Typically if I p
by apohn 5y ago
In hindsight, one of the thing I didn't check was the GPU draw at idle (with a monitor plugged in) when the laptop was in Balanced Power mode.
Typically if I plugged a monitor in I also had the power cord in. And with the Power plugged in, I had the laptop set to highest performance mode in Windows.
There is a balanced mode which is more conservative with power consumption. I wonder if the GPU idle draw would have been lower.
The laptop I used also had the external TB4/USB-C and HDMI ports wired to the NVIDIA GPU. This means that external monitor = GPU on. I wonder if there are some laptops that can use the iGPU for basic tasks, and only switch to GPU as needed.
There are also laptops with less powerful discrete GPUs that might draw less power at idle.