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=== Memory split === | === Memory split === | ||
The memory split option is found in the raspi-config program, under "7 Advanced Options." | The memory split option is found in the <code>raspi-config</code> program, under "7 Advanced Options." | ||
<syntaxhighlight lang="diff"> | <syntaxhighlight lang="diff"> | ||
sudo raspi-config | sudo raspi-config | ||
</syntaxhighlight> | </syntaxhighlight> | ||
This option adjusts gpu_mem and thus allots the GPU memory. Starting with the Pi4, most of the GPU memory is controlled by the the Linux kernal and there is a disadvantage when gpu_mem is set too high. Never exceed 512MB, less is better. | This option adjusts <code>gpu_mem</code> and thus allots the GPU memory. Starting with the Pi4, most of the GPU memory is controlled by the the Linux kernal and there is a disadvantage when <code>gpu_mem</code> is set too high. Never exceed 512MB, less is better. <code> vcgencmd get_mem gpu</code> will report GPU memory set by <code>gpu_mem</code>. | ||
For more information see [https://www.raspberrypi.org/documentation/configuration/config-txt/memory.md Memory options in config.txt] | |||
==Interfacing== | ==Interfacing== |
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