RX550
Blockchain Drivers

STELLITE
/* Type can be : normal, normalv7, lite, litev7, heavy  */
"cryptonight_type" : "normal",

/* Intensity 0-> auto intensity, or value from 1-200  */
"intensity" : 26,

/* To use 2 threads per card set double_threads to true  */
"double_threads" : true,

/* Gpu target temperature, leave it on 0 if you don't want to use this option  */
"target_temperature" : 0,

/* If you use a SSL/TLS encrypted pool set this to true*/
"pool_use_tls" : false,

/* Mining pool address WITHOUT the stratum+tcp:// or stratum+tls:// part  */
"pool" : "communitypool.stellite.cash:6688"

Rejects ONLY

SUMO
/* Type can be : normal, normalv7, lite, litev7, heavy  */
"cryptonight_type" : "heavy",

/* Intensity 0-> auto intensity, or value from 1-200  */
"intensity" : 26,

/* To use 2 threads per card set double_threads to true  */
"double_threads" : true,

/* Gpu target temperature, leave it on 0 if you don't want to use this option  */
"target_temperature" : 0,

/* If you use a SSL/TLS encrypted pool set this to true*/
"pool_use_tls" : false,

/* Mining pool address WITHOUT the stratum+tcp:// or stratum+tls:// part  */
"pool" : "pool.sumokoin.hashvault.pro:5555",

Error CL_INVALID_BUFFER_SIZE when creating scratchpad buffer for DeviceID 0 (Thread 0)