QG210AV - HP - FirePro V3900 Video Graphics Card 1 GB DDR3 SDRAM PCI-Express 2.1 x16 2560 x 1600 DirectX 11.0 OpenCL 1.1 OpenGL 4.2 DisplayPort DVI

A6R69AA - HP - FirePro V3900 Video Graphics Card 1 GB DDR3 SDRAM PCI-Express 2.1 x16 Half-length/Full-height 2560 x 1600 DirectX 11.0 OpenGL 4.2 DisplayPort DVI

C2J95AT - HP - Quadro K5000 Video Graphics Card 4 GB GDDR5 SDRAM PCI-Express 2.0 x16 Full-height 2560 x 1600 DirectX 11.0 OpenGL 4.2 DirectCompute OpenCL DisplayPort DVI

C2J92AA - HP - Quadro K600 Video Graphics Card 1 GB DDR3 SDRAM PCI-Express 2.0 x16 Low-profile Fan Cooler DirectX 11.0 OpenGL 4.3 DisplayPort DVI

LS992AA - HP - FirePro V5900 Graphic Card 2 GB GDDR5 SDRAM PCI Express 2.1 x16 2560 x 1600 Fan Cooler DisplayPort DVI

A6R69AT - HP - AMD FirePro V3900 PCI-Express 2.1 X16 1GB DDR3 SDRAM Dual Link DVI Graphics Card