Graphics Card Support 4k monitor*4 at same time

[Beckett Tsai]

Dear All
I want to looking for a graphics card to support 4k monitor *4 at the same time. (frame rate=60Hz). Could you give me any suggestion?

 

[Chet Manley]

http://images.nvidia.com/content/pdf/quadro/data-sheets/12489_NV_DS_Quadro_M4000_US_NV_FNL_HR.pdf