are both cards bios modded or not, what drivers are you using and please, copypaste here the bat file into the
cmd /K start /B EthDcrMiner64.exe -epool eu.sparkpool.com:3333 -ewal 0xd79745d8e38d6cE337956a7c57f7C9d343ae7057 -eworker NOM_DU_WORKER -epsw x
pause
Yes modded with ATIFlash_284 and PolarisBiosEditorMaster
pilote: 24.20.11016.4
bios is BIOS Part Number
113-2E366FU-O53
Core Clock
1340 MHz