HP ZBook 15 G3 (V2W08UT#ABA) Mobile Workstation Intel Core i7 6700HQ (2.60 GHz) 8 GB Memory 256 GB HP Z Turbo Drive PCIe SSD NVIDIA Quadro M1000M 15.6 Windows 7 Professional 64-Bit (available through downgrade rights from Windows 10 Pro) Part Number: V2W08UT#ABA Operating System: Windows 7 Professional 64-Bit (available through downgrade rights from Windows 10 Pro) CPU: Intel Core i7-6700HQ 2.6 GHz Screen: 15.6 Memory: 8 GB DDR4 Storage: 256 GB SSD Graphics Card: NVIDIA Quadro M1000M Video Memory: 2 GB GDDR5