Operating system Chromium OS. Microsoft Windows is a family of proprietary operating systems designed by Microsoft Corporation and primarily targeted to Intel architecture based computers, with an estimated 88.9 percent total usage share on Web connected computers. The latest version is Windows 10. In 2011, Windows 7 overtook Windows XP as most common version in use. Microsoft Windows was first released in 1985, as an operating environment running on top of MS-DOS, which was the standard operating system shipped on most Intel architecture personal computers at the time. In 1995, Windows 95 was released which only used MS-DOS as a bootstrap. For
Comparison of Windows Vista and Windows XP manager. All of the tests were performed on a computer with a 2.93 GHz Intel Core 2 Extreme X6800 processor, 2× 1024 MB DDR2-800 RAM, HIS Radeon X1900XTX IceQ3 graphics card, 150 GB Western Digital WD1500ADFD hard drive and a Gigabyte GA-965P-DQ6 motherboard. Scientific paper about performance evaluation of recent Windows operating system performance concludes that Windows Vista doesn't provide a better overall performance on the high-end computer system compared to Windows XP. Some performance improvements can be seen in memory management and graphics display, but other parts of OS have equal or lower performance than Windows XP. On the