ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR <b>Higher Performance When You Need It Most</b> Intel® Turbo Boost Technology 2.01 accelerates processor and graphics performance by increasing the operating frequency when operating below specification limits. The maximum frequency varies depending on workload, hardware, software, and overall system configuration. 2.0 Intel® Xeon® processors deliver cloud computing, real-time analytics, processing for your mission-critical business, and big data insights. Improve data center efficiency and reliability to handle any workload. Intel Xeon E5 HP 620 + NVIDIA Quadro 2000, 3.6 GHz, Intel® Xeon® E5 Family, E5-1620, 8 GB, DVD Super Multi, Windows 7 Professional HP 620 + NVIDIA Quadro 2000. Processor frequency: 3.6 GHz, Processor family: Intel® Xeon® E5 Family, Processor model: E5-1620. Internal memory: 8 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1600 MHz. Card reader integrated, Optical drive type: DVD Super Multi. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 800 W. Chassis type: Minitower. Product type: Workstation. Weight: 15.5 kg https://www.storagereview.com/hp_z620_workstation_review Like all HP workstations, the Z620 is designed to satisfy the ever-growing demands of professionals who work with large and complex datasets, complex 3D models, require multiple displays, or for businesses that just need a high-performance and reliable sy... Incredibly versatile; HP Z Turbo Drives add a lot of flexibility, Can be customized to suit the needs of many use cases in various industries, Intelligent design makes for seamless upgrading and expansion Legacy PCI slot limits expansion for some users With its vast array of processor, storage, and memory options, the HP Z620 Workstation offers businesses and users an incredible amount of flexibility and performance, embracing leading-edge technology across the entire platform.HP WorkstationsDiscuss thi... https://www.crn.com/reviews/mobility/240142720/hp-z620-the-fastest-pc-weve-ever-tested.htm Page 1 of 2 After looking at the latest workstation from Hewlett-Packard, it seems a shame that the company still can't seem to keep its PC house in order. The Z620 Workstation is physically sound, well designed and easy to service without tools, and i...