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Comparison of Microsoft Windows versions. Microsoft Windows is the name of several families of computer software operating systems created by Microsoft. Microsoft first introduced an operating environment named Windows in November 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces (GUIs).
This term was later abandoned by Microsoft in favor of Win32. Win32s is an extension for the Windows 3.1x family of Microsoft Windows that implemented a subset of the Win32 API for these systems. The "s" stands for "subset". Win64 is the version in the 64-bit platforms of the Windows architecture (as of 2021, x86-64 and AArch64).
Windows 10 Pro for Workstations is designed for high-end hardware for intensive computing tasks and supports Intel Xeon, AMD Opteron and the latest AMD Epyc processors; up to 4 CPUs; up to 256 cores; up to 6 TB RAM; the ReFS file system; Non-Volatile Dual In-line Memory Module ; and remote direct memory access (RDMA).
All 32-bit editions of Windows 10, including Home and Pro, support up to 4 GB. [287] 64-bit editions of Windows 10 Education and Pro support up to 2 TB, 64-bit editions of Windows 10 Pro for Workstations and Enterprise support up to 6 TB, while the 64-bit edition of Windows 10 Home is limited to 128 GB. [287]
The five-volume set of the x86-64 Architecture Programmer's Manual, as published and distributed by AMD in 2002. x86-64 (also known as x64, x86_64, AMD64, and Intel 64) [note 1] is a 64-bit version of the x86 instruction set, first announced in 1999. It introduced two new modes of operation, 64-bit mode and compatibility mode, along with a new ...
Windows 11 is the latest major release of Microsoft 's Windows NT operating system, released on October 5, 2021. It succeeded Windows 10 (2015), and is available for free for any Windows 10 devices that meet the new Windows 11 system requirements. Windows 11 features major changes to the Windows shell influenced by the canceled Windows 10X ...
In fact, due to the earlier release date of the 32-bit version, many of the key features introduced by Service Pack 2 for 32-bit (x86) editions of Windows XP were already present in the RTM version of its 64-bit (x86-64) counterpart. [42] Service Pack 2 is the first and last released service pack for Windows XP Professional x64 Edition.
In 2003, 64-bit CPUs were introduced to the mainstream PC market in the form of x86-64 processors and the PowerPC G5. A 64-bit register can hold any of 2 64 (over 18 quintillion or 1.8×10 19) different values. The range of integer values that can be stored in 64 bits depends on the integer representation used.