"gpu_conf" :
[
   { "id" : 1, "intensity" : 56, "worksize" : 16, "threads" : 2}
]
}

tried with different worksize


-----------------------------------------------------

set GPU_MAX_ALLOC_PERCENT 100
set GPU_USE_SYNC_OBJECTS 1
set GPU_MAX_HEAP_SIZE 100
set GPU_SINGLE_ALLOC_PERCENT 100
set GPU_FORCE_64BIT_PTR 1

@echo off

cls
SETLOCAL EnableExtensions
set EXE=SRBMiner-CN_svega.exe

:START
FOR /F %%x IN ('tasklist /NH /FI "IMAGENAME eq %EXE%"') DO IF %%x == %EXE% goto RUNNING
%EXE% --config config_s2.txt --pools pools_h.txt
TIMEOUT /T 15 /NOBREAK
goto START
:RUNNING
echo "%EXE% is already running"
pause

-----------------------------------------------------