You can use GPU-Z from TechPowerUp to see if your card has a LHR GPU, by looking in the GPU field of the main tab of the application.
Using json config To start T-Rex from the "config.
This is the name of the farm.
If the DAG buffer is corrupted, the affected GPU may produce invalid shares which will reduce your effective hashrate.
Troubleshooting The program hangs at startup If the program freezes at startup, then try to slightly lower the intensity -i 19.
The -u switch is responsible for the address of the digital wallet.