HP ZBook 15 Series nVidia Quadro K2100M 2GB GDDR5 MXM 3.0 Laptop Video Graphics Card N15P-Q3-A1 734277-001 736576-001.NVidia Model Number: Quadro K2100MNVidia Part Number: N15P-Q3-A1HP Part Number: 734277-001Compatible Part Numbers: 736576-001Compatible Models: HP ZBook 15 SeriesSpecifications:Interface: MXM 3.0 Type AMemory size: 2GBMemory type: DDR5