TeamRedMiner's R mode was introduced to improve the efficiency of Ethash mining on some AMD GPUs on Linux. The GPUs that are supported are Navi 5000 series, Big Navi 6000 series, Vega 56/64, and Radeon VII. This mode is implemented in msOS and can be used with amdmode
command.
amdmode R
command to set up R mode.amdmode C
command to set up C mode.amdmode N
command to not use any mode.