Sapphire AMD FirePro W7000 4GB GDDR5 Quad DisplayPort PCI-Express Graphics Card Graphics Cards 100-505848 AMD Eyefinity multi-display technology 4 Display Port 1.2 outputs 256-bit memory interface 153.6 GB/s memory bandwidth 4K display resolution (up to 4096x2160) 1,280 stream processors 2.43 TFLOPS single precision performance 152 GFLOPS double precision performance