Hi all
please, help me to tune rig with 2*280x and 3GB RAM

if parameters are:   -d 0,1  -g 2 -I 12 -w 256 --thread-concurrency 16384 --lookup-gap 3                   - 0ne of 2 cards doesn't start, driver crushes

if parameters are:   -d 0,1  -w 256 -g 2 -I 12,11 --thread-concurrency 16384,8192  --lookup-gap 3     - One card do 115 kh, second 60 kh, no hw

is anybody know how to force both cards do 115 kh with 3 GB RAM?