What's the highest anyone ever managed to get on avg with a 7970?
http://abload.de/img/7970smalls3px2.png

Gigabyte Radeon HD 7970 GHz Edition
cgminer -o http://stratum.give-me-ltc.com:3333 -u xxx -p xxx --scrypt --thread-concurrency 8192 --intensity 13 -g 2 -w 256 --auto-gpu --gpu-engine 1080 --gpu-memclock 1500 --temp-cutoff 90