Hello guys i have a miner consisting of XFX
1.6990 black edition
2.5970 black edition

Which is running @ 1.732 Mhash/sec.
6990 @910/1360/1.110v 491hash per core
5970 @820/1200/1.050v 373hash per core

I want to bring 5970 lower on 0.95v. Please tell me cgminer settings which will provide me max Mhash/J. Do tell me intensity TC g, work, etc etc.