HP ZBook 15 Windows 7 Professional Mobile Business Workstation - Intel Core i7 Quad Core with Nvidia Quadro Graphics, 1920x1080p FULL HD Anti-Glare, 1.5TB Hard Drive, Win 8 Pro Option (32GB DDR3 RAM) Windows 7 Professional 64-Bit; 2.4GHz/3.4GHz Quad Core Intel Core i7 4th Gen Haswell CPU 15.6" LED-backlit FHD SVA eDP anti-glare (1920 x 1080); SuperMulti DVDRW with Dual Layer 1GB GDDR5 NVIDIA Quadro K610M Graphics; 32GB DDR3L 1600MHz PC3-12800 SDRAM 1.5TB (1,536GB) Hard Drive; Intel Advanced-N Wireless, Bluetooth v4.0; HD Webcam & Microphone Spill-Resistant Backlit Keyboard; DTS Studio Sound HD; 10/100/1000; 3 Year Warranty