i have 4 cards (2x r9 390x asus + r9 290x msi + r9 290 sapphire), with mobo asrock z87 formula + psu 1400w
i install win8 + amd crimson 15.12,
they don't want to work together
!! i have an message from amd driver " amd display driver does not respond " ,
but with 2x r9 390x asus they work fine .
are they any solution !!?
Please help me , thx