C3G86AA - HP - Quadro K4000M Video Graphics Card 600 MHz Core 4 GB GDDR5 SDRAM MXM 3.0 2560 x 1600 DirectX 11.0 OpenGL 4.1 DirectCompute 5.0

B9C77AA - HP - Quadro Video Graphics Card 560 MHz Core 1 GB DDR3 SDRAM MXM 3.0 800 MHz Memory Clock 2560 x 1600 DirectX 11.0 DirectCompute 5.0 OpenCL OpenGL 4.0

B9C78AA - HP - Quadro 1000M Video Graphics Card 700 MHz Core 2 GB DDR3 SDRAM MXM 3.0 900 MHz Memory Clock 2560 x 1600 OpenGL 4.0 DirectCompute 5.0 OpenCL DirectX 11.0 DisplayPort

C3G86AT - HP - Quadro K4000M Video Graphics Card 4 GB GDDR5 SDRAM MXM 3.0

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

E5Z74AT - HP - Quadro K610m Graphic Card 1 GB GDDR5 Mxm 3.1 2600MHz Memory Clock 64 Bit Bus Width Directx 11.1, Opengl 4.3, Directcompute 5.0, Opencl SDRAM PCI-Express 2.0 X16 Video Card without Cable

B9C78AT - HP - Quadro 1000M Video Graphics Card 700 MHz Core 2 GB DDR3 SDRAM MXM 3.0 900 MHz Memory Clock 2560 x 1600