45khash seems low tbh i get 45-50 on my 280x
maybe some tweaking needed but again im not sure what you should get rom a 290x
GPU 1100 Mem 1500 =59kH/s
GPU 1200 Mem 1500 =64kH/s
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SET GPU_MAX_ALLOC_PERCENT=100
yacminer.exe --scrypt-chacha -o stratum+tcp://utc.greekpool.eu:3337 -u barbados-2 -p 1 --nfmin 4 --nfmax 30 --starttime 1388361600 -o stratum+tcp://ultra2.nitro.org:4337 -u barbados-2 -p 1 --nfmin 4 --nfmax 30 --starttime 1388361600 -o stratum+tcp://ultra.leetpools.com:3333 -u barbados-2 -p 1 --nfmin 4 --nfmax 30 --starttime 1388361600 -o stratum+tcp://ultra.nitro.org:3337 -u barbados-2 -p 1 --nfmin 4 --nfmax 30 --starttime 1388361600 -R 8000 -g 1 -w 256 --buffer-size 2656 --lookup-gap 3 --auto-fan --temp-cutoff 90 --temp-overheat 85 --gpu-fan 85-95 2>logfile.txt
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