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1

You can use vcgencmd to get the memory: pi@raspberrypi:~$ vcgencmd get_mem gpu gpu=128M Alternatively use raspi-config non-interactively, which uses vcgencmd underneath and pulls out just the number: pi@raspberrypi:~$ sudo raspi-config nonint get_config_var gpu_mem /boot/config.txt 128


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"In normal circumstances there is NEVER a need to run rpi-update as it always gets you to the leading edge firmware and kernel and because that may be a testing version it could leave your RPi unbootable". https://www.raspberrypi.org/forums/viewtopic.php?p=916911#p916911 Even the rpi-update documentation now warns "Even on Raspbian you should only use this ...


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