Perfect for engineering, visualization and Machine Learning, HP’s most popular workstation delivers disruptive performance for a wide spectrum of applications. With a choice of Intel® Xeon® or Core™ X processors, and support for dual extreme graphics, you get all you need, nothing more. HP Z4 G4 WKS Freedos intel xeon W-2104 3.2 2400 Mhz 8.25 4c cpu DDR4 2666 16GB (2x8GB) NVIDIA QUADRO P620 2GB LP 4MDP GFX HDD 1TB 7200RPM SATA 3.5IN