such a processor is a 64-bit computer. From the software perspective, 64-bit computing means the use of machine code with 64-bit virtual memory addresses...
59 KB (7,317 words) - 10:08, 25 May 2025
personal computing. Many 16-bit CPUs already existed in the mid-1970s. Over the next 30 years, the shift to 16-bit, 32-bit and 64-bit computing allowed...
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x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit extension of the x86 instruction set. It was announced in 1999 and first available...
125 KB (12,493 words) - 21:29, 8 June 2025
32-bit computing refers to computer systems with a processor, memory, and other major system components that operate on data in a maximum of 32-bit units...
11 KB (1,409 words) - 03:48, 28 May 2025
RAM limit (section 64 bit computing)
Extension. Modern 64-bit processors such as designs from ARM, Intel or AMD are typically limited to supporting fewer than 64 bits for RAM addresses....
12 KB (1,742 words) - 15:02, 23 March 2025
close to cheapest 16-bit, and cheapest than most 8-bit. 8-bit microprocessors were the first widely used microprocessors in the computing industry, marking...
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The bit is the most basic unit of information in computing and digital communication. The name is a portmanteau of binary digit. The bit represents a logical...
24 KB (2,875 words) - 01:00, 9 June 2025
WoW64 (redirect from Windows 32-bit on Windows 64-bit)
computing on Microsoft platforms, WoW64 (Windows 32-bit on Windows 64-bit) is a subsystem of the Windows operating system capable of running 32-bit applications...
14 KB (1,584 words) - 21:52, 7 January 2025
IA-64 (Intel Itanium architecture) is the instruction set architecture (ISA) of the discontinued Itanium family of 64-bit Intel microprocessors. The basic...
29 KB (3,187 words) - 22:15, 24 May 2025
duoprisms and antiprismatic prisms, and 64 Bravais lattices. Other powers of two: 4, 8, 16, 32, 64, 128, ... 64-bit computing Sloane, N. J. A. (ed.). "Sequence...
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Intel and the whole x86 ecosystem needed 64-bit memory addressing if x86 was to survive the 64-bit computing era, as workstation and desktop software...
105 KB (10,798 words) - 13:47, 11 June 2025
control of the system. It is intended to make 64-bit computing a more secure environment. The Athlon 64 CPUs have been produced with 130 and 90 nm silicon...
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– 5ESS switch – 5NF – 5th Glove – 6.001 – 64-bit computing – 680x0 – 6x86 – 8-bit clean – 8-bit computing – 8.3 filename – 80x86 – 82430FX – 82430HX...
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In computing, bit numbering is the convention used to identify the bit positions in a binary number. In computing, the least significant bit (LSb) is...
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Windows API (redirect from 64-bit Windows)
2006. "Microsoft 64-bit Computing Overview". Microsoft. Archived from the original on January 12, 2009. "MSDN: Getting Ready for 64-bit Windows". Microsoft...
28 KB (3,279 words) - 22:23, 28 May 2025
Itanium (category 64-bit microprocessors)
a discontinued family of 64-bit Intel microprocessors that implement the Intel Itanium architecture (formerly called IA-64). The Itanium architecture...
147 KB (13,258 words) - 08:16, 13 May 2025
Bit-level parallelism is a form of parallel computing based on increasing processor word size. Increasing the word size reduces the number of instructions...
2 KB (314 words) - 22:33, 30 June 2024
Windows NT (category Advanced RISC Computing)
Directory and more. Newer versions of Windows NT support 64-bit computing, with a 64-bit kernel and 64-bit memory addressing. Windows NT is a group or family...
63 KB (5,210 words) - 16:25, 10 June 2025
IA-32 (redirect from 32-bit x86)
supports 32-bit computing; as a result, the "IA-32" term may be used as a metonym to refer to all x86 versions that support 32-bit computing. Within various...
10 KB (895 words) - 22:01, 14 May 2025
Word (computer architecture) (redirect from 64 bit word)
scheme, a VAX quadword is 64 bits. They continued this 16-bit word/32-bit longword/64-bit quadword terminology with the 64-bit Alpha. Another example is...
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bit specifically refers to bit number 63 (i.e. the most significant bit) of a 64-bit entry in the page table. If this bit is set to 0, then code can be...
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Byte (redirect from 8-bit byte)
representable in eight or fewer bits and processor designers commonly optimize for this usage. The popularity of major commercial computing architectures has aided...
65 KB (6,944 words) - 05:48, 26 May 2025
The octet is a unit of digital information in computing and telecommunications that consists of eight bits. The term is often used when the term byte might...
11 KB (971 words) - 12:28, 8 June 2025
Integer (computer science) (redirect from Integer (computing))
signed numbers in a binary computing system. The most common is two's complement, which allows a signed integral type with n bits to represent numbers from...
33 KB (2,648 words) - 13:24, 11 May 2025
The introduction of 64-bit computing has led to the term no longer being as widely used; these processors generally use 32-bit instructions and are technically...
13 KB (1,795 words) - 02:25, 28 February 2025
with 16-bit memory addresses can directly access 64 KB (65,536 bytes) of byte-addressable memory. If a system uses segmentation with 16-bit segment offsets...
13 KB (1,517 words) - 23:15, 21 May 2025
Data structure alignment (redirect from 64 bit alignment)
expressed in binary. The alternate wording b-bit aligned designates a b/8 byte aligned address (ex. 64-bit aligned is 8 bytes aligned). A memory access...
25 KB (3,426 words) - 19:16, 15 February 2025
2003. Bill Gates keynote; demonstrated "Athens" PC concept, discussed 64-bit computing, uptake of Windows XP. Initial Windows Longhorn demonstrations and...
9 KB (892 words) - 06:42, 9 September 2024