I mod my cards with this bios mod https://anorak.tech/uploads/default/original/2X/0/09dc8edd879cb335e324482541cd026b556bbb33.rom and CORE 1150 MEM 2050 and get 29,8Mh/s. Only problem is it use to many power and i get out of power after some mining :). My psu 1000watt evga. Some know how i can reduce the power use but still get the 29,8Mh/s?
Thanks a lot for your reply.