nope i havent tried that but i will tonight and ill get bck to u guys in the morning . getting late here. and been at this for bout 18 hrs now constantly . thanks for everything and i will be back tomorrow n hopefully resolved . if i tested both the cards and they worked by themselves but wont run in crossfire in the right slots on the motherboard , should i return the cards or the motherboard ? assuming i cant fix it by tomorrow night.