Hi,
Mine are all Radeon HD7970 - Gigabyte Radeon HD7970 OC 3GB DDR5 384bit (1000/5500) (GV-R797OC-3GD)
Ubuntu 64bit
Catalyst 13.3 Beta 3
Hashing is 730KH/s
Donate if my post helped U with getting better performance
Clocks are 1045/1500 (even 1501 memory clock downs hashing to 550 !)
#!/bin/bash
cd ~/cgminer
export DISPLAY=:0
export GPU_MAX_ALLOC_PRECENT=100
export GPU_USE_SYNC_OBJECTS=0
aticonfig --od-enable
./cgminer --scrypt \
-o ltcmine.ru:3333 -u XXXXXXXXX -p XXXXXXXXX \
-I 13 -w 256 -g 2 --shaders 2048 --thread-concurrency 8192 \
--gpu-engine 1045 --gpu-memclock 1500 --auto-fan --temp-target 75 --temp-overheat 80 --temp-cutoff 85
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