Gpu not letting me run 3 monitors

[Jdogz427]

I have one DVI, one HDMI, and one displayport to DVI, what am i doing wrong

 

[Brunostako]

Does it said in the specs that it supported up to 3 monitors?

Is it a high, mid or low end card?

 

[Jdogz427]

mid r9 280x

 

[Brunostako]

Mmmm... Ok, it should.