NVIDIA Quadro K4000 3GB DL-DVI+2xDP Graphics Card
HP C2J94AA, Quadro K4000, 3 GB, GDDR5, 192 bit, 3840 x 2160 pixels, PCI Express x16
HP C2J94AA. Graphics processor family: NVIDIA, Graphics processor: Quadro K4000, Processor frequency: 0 MHz. Discrete graphics card memory: 3 GB, Graphics card memory type: GDDR5, Memory bus: 192 bit. Maximum resolution: 3840 x 2160 pixels. DirectX version: 11, OpenGL version: 4.3, Dual Link DVI. Interface type: PCI Express x16. Cooling type: Active