Thanks!
How do you autotune? What does it do exactly? What speed is it working at?
AutoTune loads bfl firmware from the fastest downwards, until your unit stops throttling.
go here:
http://www.butterflylabs.com/drivers/
and get this:
http://www.butterflylabs.com/wp-content/uploads/2012/05/EasyMiner_V1.2_Beta.exe
and this:
http://www.butterflylabs.com/wp-content/uploads/2012/05/AutoTunePackage_Single.bfp
Then use EasyMiner, run AutoTune, and select the AutoTune package file when prompted.