With 4pcs XFX RX580 8GB mod bios, 1000w psu my rig shutdown after a minute when dual mine with decred.
Claymore version: latest
Environment variable: 16000 and try 24000
Win10 64x
BAT file command string:
EthDcrMiner64.exe -epool eu1.ethermine.org:4444 -ewal myethwallet.worker100 -epsw x -r 1 -gser 2 -dpool stratum+tcp://dcr.suprnova.cc:3252 -dwal mydcrwallet.worker -dpsw 12345
Are you undervolting? Dual mining with these cards with no undervolt would pull about 700-750w just for the GPU's alone. If you undervolt you should able to reduce that to 500. I am not sure if you are as do not see the settings in your Claymore. but perhaps you are using AB