Crossfire r7250 fail

[viperneto]

Windows 7 ultimate 64x
Cpu 4670 Haswell 3.40Ghz
PSU 530W 87% efficiency
4x2 GB Ram
2xHD one 500GB second 1TB
two GPU R7 250
motherboard MSI B85M-G43
.........................................
corssfire ain't working i don't why i have tried re installing CCC but no hope
my windows is detecting my second gpu as i go to device manger it's showing my other r7 250 but as it is not configured and there's no option for crossfire in CCC any ideas

 

[COLGeek]

Closing this duplicate thread. Go here to continue the discussion:

http://www.tomshardware.co.uk/answers/id-2133684/crossfire-fail-r7250.html