Energy Savings Summary of ENERGY STAR® Computer Specification LEARN MORE AT energystar.gov Previous Only focused on ¦ Sleep modes ¦ Power management features Version 4.0 (effective July 20,2007) Now focuses on ¦ "Whole system" energy use, including the computer, its uses, and its components ¦ Efficiency savings across multiple operating modes (idle, sleep, and standby) ¦ Criteria for many different types of computers — notebooks, tablets, desktops, integrated systems, gaming consoles, desktop-derived servers, and work stations POWER-SAVING MODES OF ENERGY STAR COMPUTER SPECIFICATION (VERSION 4.0) Variable Power Not Used Note: Power use varies with computer type. Amounts shown are an estimate for illustrative purposes only Idle Mode When the operating system has completed loading and only basic, default applications are running. When computer is on and applications are loaded, but not open and active, minimum power consumption is now required. I Power used in idle mode varies by type of computer. Sleep Mode When the computer enters a low-power state after a period of inactivity, but almost immediately resumes operation when turned back on. Standby Mode When the computer is shut down by the user but is still connected to a power source (outlet, active power strip). More stringent power consumption levels are required in sleep mode. ENERGY STAR qualified computers enter sleep mode after 30 minutes of inactivity. Introduces stringent power consumption requirements. Enter when user elects to "shut down" computer. Unplugged The computer uses no power only when it is unplugged or its power strip is turned off. ADDITIONAL EFFICIENCY FEATURES OF VERSION 4. Power Supply Requires: ¦ Efficient internal power supplies in desktops ¦ ENERGY STAR qualified power adapters for laptops Power Management Computer ships with power management settings enabled, requiring: ¦ Monitorto enter sleep mode within 15 minutes of user inactivity ¦ System to enter sleep mode within 30 minutes of user inactivity ¦ Information on the benefits of power management ------- |