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Computer architecture bit width
computer architecture, 18-bit integers, memory addresses, or other data units are those that are 18 bits (2.25 octets) wide. Also, 18-bit central processing
18-bit_computing
Computer architecture bit width
the foundation for the modern computing landscape. The 1976 Zilog Z80, one of the most popular 8-bit CPUs (though with 4-bit ALU, at least in the original)
8-bit_computing
Computer architecture bit width
32-bit computing refers to computer architectures with a processor, memory, and other major components that operate on 32-bit units of data. Compared to
32-bit_computing
Computer architecture bit width
computer architecture, 16-bit integers, memory addresses, or other data units are those that are 16 bits (2 octets) wide. Also, 16-bit central processing unit
16-bit_computing
Computer architecture bit width
engine-control microprocessor (Toshiba)" (PDF). Semiconductor History Museum of Japan. Retrieved 27 June 2019. DIGITAL Computing Timeline: 12-bit architecture
12-bit_computing
Computer architecture bit width
architecture, 512-bit integers, memory addresses, or other data units are those that are 512 bits (64 octets) wide. Also, 512-bit central processing
512-bit_computing
Unit of information
The bit is the most basic unit of information in computing and digital communication. The name is a portmanteau of binary digit. Its symbol is either "bit"
Bit
Computer architecture bit width
computer architecture, 40-bit integers, memory addresses, or other data units are those that are 40 bits wide. Also, 40-bit central processing unit (CPU)
40-bit_computing
Computer architecture bit width
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
64-bit_computing
Computer architecture bit width
architecture, 36-bit integers, memory addresses, or other data units are those that are 36 bits (six six-bit characters) wide. Also, 36-bit central processing
36-bit_computing
Computer architecture bit width
4-bit computing is the use of computer architectures in which integers and other data units are 4 bits wide. 4-bit central processing unit (CPU) and arithmetic
4-bit_computing
Computing using random bit streams
Stochastic computing is a collection of techniques that represent continuous values by streams of random bits. Complex computations can then be computed by simple
Stochastic_computing
Computer architecture bit width
Computers designed with 45-bit words are quite rare. One 45-bit computer was the Soviet Almaz [ru] ("Diamond") computer. 60-bit computing Malashevich, B.M.; Malashevich
45-bit_computing
Computer architecture bit width
computer architecture, 48-bit integers, memory addresses, or other data units are those that are 48 bits wide. Also, 48-bit central processing unit (CPU)
48-bit_computing
Computer architecture bit width
in some 1-bit systems. Opcodes for at least one 1-bit processor architecture were 4-bit and the address bus was 8-bit. While 1-bit computing is rarely
1-bit_computing
Computer architecture bit width
architecture, 256-bit integers, memory addresses, or other data units are those that are 256 bits (32 octets) wide. Also, 256-bit central processing
256-bit_computing
Unit of digital information, usually 8 bits
representable in eight or fewer bits and processor designers commonly optimize for this usage. The popularity of major commercial computing architectures has aided
Byte
Computer architecture bit width
computer architecture, 24-bit integers, memory addresses, or other data units are those that are 24 bits (3 octets) wide. Also, 24-bit central processing unit
24-bit_computing
Computer hardware technology that uses quantum mechanics
quantum computing, the qubit (quantum bit), serves a similar function as the bit in ordinary or "classical" computing. Unlike a classical bit, which can
Quantum_computing
Base memory unit handled by a computer
In computing, a word is a fixed-sized datum handled as the natural or historical unit of data by the instruction set or the hardware of a processor. The
Word_(computer_architecture)
Computer architecture bit width
architecture, 128-bit integers, memory addresses, or other data units are those that are 128 bits (16 octets) wide. Also, 128-bit central processing
128-bit_computing
Number of bits used to represent a color
depth, also known as bit depth, is either the number of bits used to indicate the color of a single pixel, or the number of bits used for each color component
Color_depth
Information transmission rate expressed in bits per second
telecommunications and computing, bit rate (bitrate or as a variable R) is the number of bits that are conveyed or processed per unit of time. The bit rate is expressed
Bit_rate
Computer architecture bit width
architecture, 31-bit integers, memory addresses, or other data units are those that are 31 bits wide. In 1983, IBM introduced 31-bit addressing in the
31-bit_computing
Computing term meaning changing the state of a bit
In computing and telecommunications, bit inversion refers to the changing of the state of a bit or binary number to the opposite state, for example changing
Bit_inversion
Defunct Atari 8-bit computer magazine
ANALOG Computing was an American computer magazine devoted to Atari 8-bit computers. It was published from 1981 until 1989. In addition to reviews and
ANALOG_Computing
MIPS microprocessor
(ISA). Officially announced on 1 October 1991, it was one of the first 64-bit microprocessors and the first MIPS III implementation. In the early 1990s
R4000
Number of bits in a key used by a cryptographic algorithm
(2128) required to try all possible 128-bit keys is widely considered out of reach for conventional digital computing techniques for the foreseeable future
Key_size
Peer-to-peer file sharing protocol
receive files, users use a BitTorrent client on their Internet-connected computer, which are available for a variety of computing platforms and operating
BitTorrent
Measure of computer performance
(FLOPS, flops or flop/s) is a measure of computer performance or compute in computing, useful in fields of scientific computations that require floating-point
Floating point operations per second
Floating_point_operations_per_second
Best results achieved to date
(530-bit) safe prime, again using the number field sieve. Most of the computation was done using idle time on various PCs and on a parallel computing cluster
Discrete_logarithm_records
Concept in computer science
successor. Reversible computing is considered an unconventional approach to computation and is closely linked to quantum computing, where the principles
Reversible_computing
Basic unit of quantum information
quantum computing, a qubit (/ˈkjuːbɪt/) or quantum bit is a basic unit of quantum information, the quantum version of the classic binary bit. A qubit
Qubit
Method of constructing a computer processor
expensive, ALUs was seen as a way to increase computing power in a cost-effective manner. While 32-bit microprocessors were being discussed at the time
Bit_slicing
Universal reversible logic gate, applied in quantum computing
be constructed from Toffoli gates. There is also a quantum-computing version where the bits are replaced by qubits. The truth table and permutation matrix
Toffoli_gate
Unit of measure for digital data
of information is any unit of measure of digital data size. In digital computing, a unit of information is used to describe the capacity of a digital data
Units_of_information
Computer data measurements and scales
information age to refer to a number of bits. In the early days of computing, it was used for differing numbers of bits based on convention and computer hardware
Orders_of_magnitude_(data)
Programming paradigm in which many processes are executed simultaneously
parallel computing: bit-level, instruction-level, data, and task parallelism. Parallelism has long been employed in high-performance computing, but has
Parallel_computing
Chiptune music band
around 1998. Its instruments consists primarily of old 8-bit and 16-bit computers (with 8-bit audio output) such as the VIC-20, Commodore 64, Commodore
8_Bit_Weapon
Software for calculating the bits of Pi
PiHex was a distributed computing project organized by Colin Percival to calculate specific bits of π. 1,246 contributors used idle time slices on almost
PiHex
Measure of supercomputer performance
Zettascale computing refers to computing systems capable of calculating at least "1021 IEEE 754 Double Precision (64-bit) operations (multiplications
Zettascale_computing
Computer systems capable of one exaFLOPS
Exascale computing refers to computing systems capable of calculating at least 1018 IEEE 754 double precision (64-bit) operations (multiplications and/or
Exascale_computing
128-bit number used to identify information in computer systems
Computer used UUIDs in the Network Computing System (NCS), launched in 1987, with a design inspired by the 64-bit unique identifiers of Domain/OS, an
Universally_unique_identifier
Computer architecture bit width
In computer architecture, 26-bit integers, memory addresses, or other data units are those that are 26 bits wide, and thus can represent unsigned values
26-bit_computing
Platform-specific data size used for some historical digital hardware
instruction set) 13-bit: Saturn Launch Vehicle Digital Computer (LVDC) and Gemini Spacecraft On-Board Computer (OBC) Catena (computing) – Base memory unit
Syllable_(computing)
Type of memory used on processors that require high transfer rate memory
// EETimes, 4/18/2014 "The Hybrid Memory Cube (HMC) and a competing technology called High-Bandwidth Memory (HBM) are aimed at computing and networking
High_Bandwidth_Memory
Single-board computer designed by the BBC
mini micro:bit universal hex format "Computing at School Community". Retrieved 11 February 2016. [permanent dead link] "The new BBC micro:bit V2 announced
Micro_Bit
GPU microarchitecture designed by Nvidia
Tensor Cores for AI compute and performing floating-point calculations. In the data center, Blackwell adds native support for sub-8-bit data types, including
Blackwell_(microarchitecture)
Supplementary bit in keyboard encoding
In computing, a bucky bit is a bit in a binary representation of a character that is set by pressing a keyboard modifier key other than the shift key
Bucky_bit
Floating-point number format used in computer processors
the 32-bit IEEE 754 single-precision floating-point format (binary32) with the intent of accelerating machine learning and near-sensor computing. It preserves
Bfloat16 floating-point format
Bfloat16_floating-point_format
Multi-core microprocessor microarchitecture
Processor for Scientific Computing". ACM Computing Frontiers. Retrieved April 6, 2017. "SCOP3: A Rough Guide to Scientific Computing On the PlayStation 3"
Cell_(processor)
Family of related bitwise operations on machine words
is a bit operation which returns the index or position of the least significant 'one' bit in its argument, counting from the least significant bit. A related
Find_first_set
Computer architecture bit width
computer architecture, 60-bit integers, memory addresses, or other data units are those that are 60 bits wide. Also, 60-bit central processing unit (CPU)
60-bit_computing
Natural number
remained the largest known prime until 1867. In computing, this number is the largest value that a signed 32-bit integer field can hold. At the time of its
2,147,483,647
64-bit extension of the ARM architecture
AArch64, also known as ARM64, is a 64-bit version of the ARM architecture family, a widely used set of computer processor designs. It was introduced in
AArch64
Programmable machine that processes data
of the analytical engine's computing unit (the mill) in 1888. He gave a successful demonstration of its use in computing tables in 1906. In his work
Computer
Unique identifiers used by X (formerly Twitter)
IDs, or snowflakes, are a form of unique identifier used in distributed computing. The format was created by X (formerly Twitter) and is used for the IDs
Snowflake_ID
architectures are often described as n-bit architectures. In the first three quarters of the 20th century, n was often 12, 18, 24, 30, 36, 48 or 60. In the last
Comparison of instruction set architectures
Comparison_of_instruction_set_architectures
Avionics data bus standard
transmission order of bits (from the first transmitted bit to the last transmitted bit) for a 32-bit frame is conventionally diagrammed as First bit > 1, 2, 3, 4
ARINC_429
Minicomputer introduced in 1964
The PDP-7 is an 18-bit minicomputer produced by Digital Equipment Corporation as part of the PDP series. Introduced in 1964, shipped starting in 1965,
PDP-7
32-bit computer number format
In computing, decimal32 is a decimal floating-point computer numbering format that occupies 4 bytes (32 bits) in computer memory. Like the binary16 and
Decimal32 floating-point format
Decimal32_floating-point_format
Computer software bug occurring in 2038
known as Y2038, Y2K38, Y2K38 superbug, or the Epochalypse) is a time computing problem that leaves some computer systems unable to represent times after
Year_2038_problem
Early type of solid state computer memory
and used to connect one word (usually an 8-bit byte) of storage to the output buffer amplifiers. Each bit of the word is a 1 or 0, depending on the storage
EPROM
Group of 64-bit ARM processor cores
of 64-bit ARM processor cores licensed by Arm Holdings. The cores are intended for datacenter, edge computing, and high-performance computing use. The
ARM_Neoverse
Key size for symmetric encryption
In computing, 56-bit encryption refers to a key size of fifty-six bits, or seven bytes, for symmetric encryption. While stronger than 40-bit encryption
56-bit_encryption
File compression software
Windows, macOS, iOS and Android. It is developed by WinZip Computing (formerly Nico Mak Computing), which is owned by Alludo. The program can create archives
WinZip
{\displaystyle c} bits. In order for this generator to be secure, the prime number p {\displaystyle p} needs to be large enough so that computing discrete logarithms
Blum–Micali_algorithm
Decimal representation of real numbers in computing
the 8 bits following the sign bit (the 2 bits mentioned plus 6 bits of "exponent continuation field"), and the significand is the remaining 23 bits, with
Decimal_floating_point
American minisupercomputer manufacturer (1983–1988)
Celerity Computing, Inc., was a publicly traded vendor of Unix-based minisupercomputers based in San Diego, California. Celerity Computing was founded
Celerity_Computing
Early transistorized computer
instruction bits and one-bit indexing flag left 13 bits for addressing). This newly modified TX-0 was used to develop a huge number of advances in computing, including
TX-0
Instruction set extension by Intel
AVX-512 are 512-bit extensions to the 256-bit Advanced Vector Extensions SIMD instructions for x86 instruction set architecture (ISA) proposed by Intel
AVX-512
Floating-point values coded as few bits
In computing, minifloats are floating-point values represented with very few bits. This reduced precision makes them ill-suited for general-purpose numerical
Minifloat
Encoding for a sequence of byte values using 64 printable characters
the last 2 bytes (16 bits) are encoded in 3 Base64 digits (18 bits). The two least significant bits of the last content-bearing 6-bit block are treated as
Base64
Root-finding algorithm
, the reciprocal (or multiplicative inverse) of the square root of a 32-bit floating-point number x {\displaystyle x} in IEEE 754 floating-point format
Fast_inverse_square_root
Type of digital adder
each of which computes a single sum and carry bit based solely on the corresponding bits of the three input numbers. Given the three n-bit numbers a, b
Carry-save_adder
American fabless semiconductor company
Ampere Computing LLC is an American fabless semiconductor company that designs ARM-based central processing units (CPUs) with high core counts for use
Ampere_Computing
Architecture is essentially a 32-bit architecture; as with System/360, System/370, and 370-XA, the general-purpose registers are 32 bits long, and the arithmetic
IBM Enterprise Systems Architecture
IBM_Enterprise_Systems_Architecture
Maximum rate of data transfer
In computing, bandwidth is the maximum rate of data transfer across a given path. Bandwidth may be characterized as network bandwidth, data bandwidth
Bandwidth_(computing)
64-bit extension of x86 architecture
an evolutionary way to add 64-bit computing capabilities to the existing x86 architecture while supporting legacy 32-bit x86 code, as opposed to Intel's
X86-64
128-bit computer number format
In computing, quadruple precision (or quad precision) is a binary floating-point–based computer number format that occupies 16 bytes (128 bits) with precision
Quadruple-precision floating-point format
Quadruple-precision_floating-point_format
Computing by new or unusual methods
Unconventional computing (also known as alternative computing or nonstandard computation) is computing by any of a wide range of new or unusual methods
Unconventional_computing
Open-source software project
Cloud Native Computing Foundation". Cloud Native Computing Foundation. 9 November 2016. Retrieved 30 September 2026. "Cloud Native Computing Foundation
Fluentd
32-bit RISC-like computing architecture
The Clipper architecture is a 32-bit reduced instruction set computer (RISC)-like central processing unit (CPU) instruction set architecture designed
Clipper_architecture
Microsoft's early days Triumph of the Nerds Ubiquitous computing Internet of things Fog computing Edge computing Ambient intelligence System on a chip Network
History of computing hardware (1960s–present)
History_of_computing_hardware_(1960s–present)
Specialized electronic circuit that accelerates graphics
generalized computing devices. Parallel GPUs are making computational inroads against the CPU, and a subfield of research, dubbed GPU computing or GPGPU
Graphics_processing_unit
The history of computing extends beyond the history of computing hardware and modern computing technology including earlier methods that relied on pen
History_of_computing
Series of pioneering microprocessors from the 1980s
is a series of microprocessors from the 1980s, intended for parallel computing. To support this, each transputer had its own integrated memory and serial
Transputer
engaged in the development of quantum computing, quantum communication and quantum sensing. Quantum computing and communication are two sub-fields of
List of companies involved in quantum computing, communication or sensing
List_of_companies_involved_in_quantum_computing,_communication_or_sensing
Computer approximation for real numbers
In computing, floating-point arithmetic (FP) is arithmetic on subsets of real numbers formed by a significand (a signed sequence of a fixed number of
Floating-point_arithmetic
Technology used in CPUs
never) bits have been added in VMSAv6 [Virtual Memory System Architecture] Ted Simpson; Jason Novak (24 May 2017). Hands on Virtual Computing. Cengage
NX_bit
1979–1991 home computer series
Electronics Show; Creative Computing presents the Short Circuit Awards". Creative Computing. Vol. 9, no. 3. Ahl Computing. p. 50. ISSN 0097-8140. Archived
Atari_8-bit_computers
Family of small computers primarily used for aviation and education
Brothers of the United Kingdom. The first model was the 1961 Elliott 901, an 18-bit computer for industrial control and small business use. This was ruggedized
Elliot_900
Early transistorized computer
instructions that operated on the ALU as either one 36-bit operation, two 18-bit operations, or four 9-bit operations... Sketchpad did in fact take advantage
TX-2
Type of shift register in computing
In computing, a linear-feedback shift register (LFSR) is a shift register whose input bit is a linear function of its previous state. The most commonly
Linear-feedback shift register
Linear-feedback_shift_register
Unicode character block
characters provided by the Symbols for Legacy Computing block. It includes characters from Amstrad CPC, Apple 8-bit, Kaypro CP/M, Mattel Aquarius, Ohio Scientific
Symbols for Legacy Computing Supplement
Symbols_for_Legacy_Computing_Supplement
Key size for symmetric encryption
of computing power in a brute-force attack, i.e., trying out each possible key in turn. A typical home computer in 2004 could brute-force a 40-bit key
40-bit_encryption
American computer scientist
all of the graphical computing systems that have followed. Today it remains at the heart of both the Macintosh and Windows computing worlds. In the early
Dan_Ingalls
System with multiple networked computers
common goal for their work. The terms "concurrent computing", "parallel computing", and "distributed computing" have much overlap, and no clear distinction
Distributed_computing
256-bit computer number format
In computing, octuple precision is a binary floating-point-based computer number format that occupies 32 bytes (256 bits) in computer memory. This 256-bit
Octuple-precision floating-point format
Octuple-precision_floating-point_format
Datum of integral data type
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
Integer_(computer_science)
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18 BIT-COMPUTING
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18 BIT-COMPUTING
18 BIT-COMPUTING
18 BIT-COMPUTING
18 BIT-COMPUTING
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