280x saphire bios 42 scrypt
setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
cgminer --scrypt -o stratum+tcp://mtc.coinminerpool.com:3334 -u .......... -p ..... --no-submit-stale -g 2 --gpu-fan 78 -w 256 -I 13 --thread-concurrency 8192 --gpu-engine 1020 --gpu-powertune -20 --gpu-memclock 1500
beautifuly 709 KH/s on 1020 1500 vddc 1062
spminer quark would like to mine PROBECOIN
setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
sgminer.exe -k quarkcoin -o stratum+tcp://probe.cpu-pool.net:3610 -u ................ -p .... -I 13 -g 4 -w 64
what am I missing
You've got 100% rejects, maybe try another pool, just to be sure it's not related to that