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Windows 7 Home Premium This edition contains features aimed at the home market segment, such as Windows Media Center, Windows Aero and multi-touch support. It supports up to 16 GB of RAM and was available in both 32-bit and 64-bit versions. [14] Windows 7 Professional This edition is targeted towards enthusiasts, small-business users, and ...
See the main article at Performance engineering. Performance engineering is the discipline encompassing roles, skills, activities, practices, tools, and deliverables used to meet the non-functional requirements of a designed system, such as increase business revenue, reduction of system failure, delayed projects, and avoidance of unnecessary usage of resources or work.
For example, suppose a process commands that a computer card's voltage output be set high-low-high-low and so on at a rate of 1000 Hz. The operating system may choose to adjust the scheduling of each transition (high-low or low-high) based on an internal clock.
The Windows power management system is based upon an idle timer. If the computer is idle for longer than the pre-set time, then the PC may be configured to sleep or ' hibernate '. Windows uses a combination of user activity and CPU activity to determine when the computer is idle.
For instance, though newer generation GPU architectures may provide better performance per watt, continued performance increases can negate the gains in efficiency, and the GPUs continue to consume large amounts of power. [22] Benchmarks that measure power under heavy load may not adequately reflect typical efficiency.
Windows 98 Second Edition — June 10, 1999 Windows 98 Second Edition; 2222A Windows 2000: Windows NT 5.0: February 17, 2000 NT 5.0 Windows 2000 Professional; 2195 IA-32: July 13, 2010 Windows Me: Millennium: September 14, 2000 4.90 Windows Me; 3000 IA-32: July 11, 2006 Windows XP: Whistler: October 25, 2001 NT 5.1 Windows XP Starter; Windows ...
It is possible to install the MS-DOS variants 7.0 and 7.1 without the graphics user interface of Windows. If an independent installation of both, DOS and Windows is desired, DOS ought to be installed prior to Windows, at the start of a small partition.
typical thermal power, which is measured under normal load (for instance, AMD's average CPU power) maximum thermal power, which is measured under a worst-case load; For example, the Pentium 4 2.8 GHz has a 68.4 W typical thermal power and 85 W maximum thermal power. When the CPU is idle, it will draw far less than the typical thermal power.