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Form of parallel computing
Bit-level parallelism is a form of parallel computing based on increasing processor word size. Increasing the word size reduces the number of instructions
Bit-level_parallelism
Programming paradigm in which many processes are executed simultaneously
different forms of parallel computing: bit-level, instruction-level, data, and task parallelism. Parallelism has long been employed in high-performance
Parallel_computing
Array data structure that compactly stores bits
structure. A bit array is effective at exploiting bit-level parallelism in hardware to perform operations quickly. A typical bit array stores kw bits, where
Bit_array
2018 open and royalty-free video coding format
non-binary arithmetic coding helps evade patents but also adds bit-level parallelism to an otherwise serial process, reducing clock rate demands on hardware
AV1
Computer with a bit-serial architecture
computers require much less hardware than their bit-parallel counterparts which exploit bit-level parallelism to do more computation per clock cycle. There
Serial_computer
Sequence of characters that forms a search pattern
matching). NR-grep's BNDM extends the BDM technique with Shift-Or bit-level parallelism. A few theoretical alternatives to backtracking for backreferences
Regular_expression
Method of data transmission in which bits are conveyed in parallel
of bits is called a "symbol"). Such techniques can be extended to send an entire byte at once (256-QAM). Data transmission Serial port Bit-level parallelism
Parallel_communication
degree of parallelism to classify various computer architecture. It is based on sequential and parallel operations at a bit and word level. The maximum
Feng's_classification
Working storage in a computer processor
file with a single read port and a single write port. However, the bit-level parallelism of wide register files with many ports allows them to run much faster
Register_file
Computer hardware technology that uses quantum mechanics
with a quantum state in superposition, sometimes referred to as quantum parallelism. Peter Shor built on these results with his 1994 algorithm for breaking
Quantum_computing
Central computer component that executes instructions
CPUs devote a lot of semiconductor area to caches and instruction-level parallelism to increase performance and to CPU modes to support operating systems
Central_processing_unit
Chinese artificial intelligence company
various forms of parallelism such as Data Parallelism (DP), Pipeline Parallelism (PP), Tensor Parallelism (TP), Experts Parallelism (EP), Fully Sharded
DeepSeek
Series of pioneering microprocessors from the 1980s
overcome. It seemed that the only way forward was to increase the use of parallelism, the use of several CPUs that would work together to solve several tasks
Transputer
64-bit extension of the ARM architecture
builds on SVE's scalable vectorization for increased fine-grain Data Level Parallelism (DLP) to allow more work done per instruction. SVE2 aims are stated
AArch64
Family of RISC-based computer architectures
32 bits. M (bits 0–4) is the processor mode bits. T (bit 5) is the Thumb state bit. F (bit 6) is the FIQ disable bit. I (bit 7) is the IRQ disable bit.
Arm_architecture_family
Hardware cache of a central processing unit
last-level cache (LLC). Additional techniques are used for increasing the level of parallelism when LLC is shared between multiple cores, including slicing it into
CPU_cache
Physical components of a computer
able to implement data parallelism, thread-level parallelism and request-level parallelism (both implementing task-level parallelism). Microarchitecture
Computer_hardware
Efficiency improving technique for superscalar CPUs
exploiting thread-level parallelism (TLP). Superscalar means executing multiple instructions at the same time while thread-level parallelism (TLP) executes
Simultaneous_multithreading
Series of GPUs by Nvidia
GeForce 700 series card also support DirectX 12.0 with feature level 11_0. Dynamic parallelism ability is for kernels to be able to dispatch other kernels
GeForce_700_series
Isometric subgraph of a hypercube
{\displaystyle O(n^{2})} -time recognition algorithm speeds this up by using bit-level parallelism to perform multiple breadth first searches in a single pass through
Partial_cube
Combinational digital circuit
subtraction operation, or the overflow bit resulting from a binary shift operation. Zero, which indicates all bits of Y are logic zero. Negative, which
Arithmetic_logic_unit
Digital circuit that produces sums from inputs
add 8, 16, 32, etc. bit binary numbers. A full adder can be implemented in many different ways such as with a custom transistor-level circuit or composed
Adder_(electronics)
Computer architecture to aid parallelism
type of instruction set architecture designed to exploit instruction-level parallelism (ILP) by explicitly specifying, in advance, which instructions execute
Very_long_instruction_word
Software framework for heterogeneous computing systems
MF, Sobel, SRAD, and GMEAN. Asymmetric multiprocessing Instruction-level parallelism (ILP) Parallel computing Simultaneous multithreading Superscalar processor
Simultaneous and heterogeneous multithreading
Simultaneous_and_heterogeneous_multithreading
CPU that implements instruction-level parallelism within a single processor
multiple-issue processor) is a CPU that implements a form of parallelism called instruction-level parallelism within a single processor. In contrast to a scalar
Superscalar_processor
Data storage technology
of bit-level striping with dedicated Hamming-code parity. All disk spindle rotation is synchronized and data is striped such that each sequential bit is
RAID
GPU microarchitecture by Nvidia
area. Programmability aim was achieved with Kepler's Hyper-Q, Dynamic Parallelism and multiple new Compute Capabilities 3.x functionality. With it, higher
Kepler_(microarchitecture)
API used in Microsoft DirectX for 3D rendering
the main goal of Direct3D 12 is to achieve "console-level efficiency" and improved CPU parallelism. Although Nvidia has announced broad support for Direct3D
Direct3D
Register that stores where in a program a processor is executing
location of execution in the program is complicated by instruction-level parallelism and out-of-order execution. By default, a processor fetches instructions
Program_counter
Non-comparative lexicographical sorting algorithm
using parallel computing to sort the keys. In the top level of recursion, opportunity for parallelism is in the counting sort portion of the algorithm. Counting
Radix_sort
and becoming faster (and arguably more obfuscated) through byte-wise parallelism and space–time tradeoffs. Various CRC standards extend the polynomial
Computation of cyclic redundancy checks
Computation_of_cyclic_redundancy_checks
Multi-paradigm system programming language
import std.parallelism : taskPool; /* On Intel i7-3930X and gdc 9.3.0: * 5140ms using std.algorithm.reduce * 888ms using std.parallelism.taskPool.reduce
D_(programming_language)
Set of computers configured in a distributed computing system
business use). Within the same time frame, while computer clusters used parallelism outside the computer on a commodity network, supercomputers began to
Computer_cluster
Microprocessor instruction set architecture
in 2001. The Itanium architecture is based on explicit instruction-level parallelism, in which the compiler decides which instructions to execute in parallel
IA-64
Method of CPU communication
write the result back to the port. As 16-bit processors have become obsolete and replaced with 32-bit and 64-bit in general use, reserving ranges of memory
Memory-mapped I/O and port-mapped I/O
Memory-mapped_I/O_and_port-mapped_I/O
Case in parallel computing
conventional vector machines, tries to find and exploit SIMD parallelism at the loop level. It consists of two major steps as follows. Find an innermost
Automatic_vectorization
Digital circuit
Retrieved 2016-12-14. "IBM Stretch (7030) -- Aggressive Uniprocessor Parallelism". "S-1 Supercomputer". Murray, J.E.; Salett, R.M.; Hetherington, R.C
Branch_predictor
Series of GPUs by Nvidia
include the utilization of instruction-level parallelism and superscalar execution in addition to thread-level parallelism. As instructions are statically scheduled
GeForce_600_series
Microprocessor family
cycle due to this parallelism. One or two analog-to-digital converters with up to 30 channels, 600 ns conversion time, up to 10 or 12-bit resolution up to
XC2000_family
Series of video cards by AMD
two shader instructions can be executed per clock cycle under certain parallelism conditions. Unified shaders : Texture mapping units : Render output units :
Radeon_RX_7000_series
Classification of computer architectures
sub-categories of SIMD in 1972. A sequential computer which exploits no parallelism in either the instruction or data streams. Single control unit (CU) fetches
Flynn's_taxonomy
Processor with instructions capable of multi-step operations
for operands of a typical CISC machine may limit the instruction-level parallelism that can be extracted from the code, although this is strongly mediated
Complex instruction set computer
Complex_instruction_set_computer
Computer storage device with no moving parts
on the number of bits stored per cell, ranging from high-performing single-level cells (SLC) to more affordable but slower quad-level cells (QLC). In addition
Solid-state_drive
Instructions directly executable by a computer
or, more commonly, in a high-level programming language. A machine instruction encodes an operation as a pattern of bits based on the specified format
Machine_code
Intel microprocessor
potential, certain compilers were optimized to better exploit instruction-level parallelism, although not all applications would substantially gain from being
Pentium_(original)
Message-passing system for parallel computers
and pbdMPI, where Rmpi focuses on manager-workers parallelism while pbdMPI focuses on SPMD parallelism. Both implementations fully support Open MPI or MPICH2
Message_Passing_Interface
List of programming languages types and the languages that meet its description
cross-platform Oz) P Pony Pict Python (through thread-based parallelism and process-based parallelism) Raku Rust Scala SequenceL SR V (Vlang) Unified Parallel
List of programming languages by type
List_of_programming_languages_by_type
32-bit ARM core
block execution of non-dependent instructions. Load/store parallelism ALU parallelism 64-bit data paths JTAG debug support (for halting, stepping, breakpoints
ARM11
Sequence in computer science
span and more parallelism but is not work-efficient. The second is work-efficient but requires double the span and offers less parallelism. These are presented
Prefix_sum
Low-latency video compression standard
degree of parallelism is available in the implementation. For instance, a multi-core CPU implementation will leverage a coarse-grained parallelism, while
JPEG_XS
CPU architecture
to have more sequential dependencies, reducing overall instruction-level parallelism.[citation needed] MISC architectures have much in common with some
Minimal instruction set computer
Minimal_instruction_set_computer
Instructions for the x86 microprocessors
financial applications (AVX2 adds support for integer operations). Increases parallelism and throughput in floating-point SIMD calculations. Reduces register
Advanced_Vector_Extensions
Type of parallel processing
it should not be confused with an ISA. Such machines exploit data level parallelism, but not concurrency: there are simultaneous (parallel) computations
Single instruction, multiple data
Single_instruction,_multiple_data
GPU microarchitecture by AMD
two shader instructions can be executed per clock cycle under certain parallelism conditions. Unified shaders : Texture mapping units : Render output units :
RDNA_3
General-purpose programming language
and parallelism: Multiple tasks can be run simultaneously. Python contains modules such as `multiprocessing` to support this form of parallelism. Moreover
Python_(programming_language)
Specialized computer hardware
under-utilization of available processor functional units and instruction level parallelism between different hardware threads. Hardware execution units do not
Hardware_acceleration
Mapping function that preserves data point locality
matrix-transpose-vector multiplication using compressed sparse blocks", ACM Symp. on Parallelism in Algorithms and Architectures (PDF), CiteSeerX 10.1.1.211.5256, archived
Z-order_curve
Computer component
specified by the architecture. These are typical performance levels of a TLB: Size: 12 bits – 4,096 entries Hit time: 0.5 – 1 clock cycle Miss penalty:
Translation_lookaside_buffer
Type of pseudorandom number generation algorithm
than the final state in order to increase the available instruction-level parallelism to maximize performance on modern superscalar processors. A slightly
Permuted congruential generator
Permuted_congruential_generator
First IBM supercomputer using dedicated transistors
Smotherman (July 2010). "IBM Stretch (7030) — Aggressive Uniprocessor Parallelism". clemson.edu. Retrieved 2013-12-07. "Control Format" (PDF). IBM 7030
IBM_7030_Stretch
Idea that an animal's developmental stages resemble its evolutionary ancestors
theory of recapitulation, also called the biogenetic law or embryological parallelism—often expressed using Ernst Haeckel's phrase "ontogeny recapitulates
Recapitulation_theory
Parallel processing technique
(January 2001). Improving processing time of large images by instruction level parallelism (PDF). Chilean Computing Week, V Workshop on Parallel and Distributed
SWAR
Authenticated encryption mode
performed on a message, interleaving those operations using instruction-level parallelism can increase performance. This process is called function stitching
Galois/Counter_Mode
Security-related instruction code processor extension
Leaf", EBX bit 02, but its availability to applications requires BIOS/UEFI support and opt-in enabling which is not reflected in CPUID bits. This complicates
Software_Guard_Extensions
Microarchitecture by AMD
modules as their predecessors, while aiming at achieving greater levels of parallelism. Steamroller still features two-core modules found in Bulldozer
Steamroller (microarchitecture)
Steamroller_(microarchitecture)
Problems with central processing unit design
Wide-issue Speculative Branch prediction Memory dependence prediction Parallelism Level Bit Bit-serial Word Instruction Pipelining Scalar Superscalar Task Thread
Hazard (computer architecture)
Hazard_(computer_architecture)
processor design. Such methods are limited by the degree of instruction-level parallelism (ILP), the number of non-dependent instructions in the program code
History of general-purpose CPUs
History_of_general-purpose_CPUs
Condition of granules or grains
the ratio of computation to the amount of communication. Fine-grained parallelism means individual tasks are relatively small in terms of code size and
Granularity
Type of computer processor design
to the buses, which provides opportunities for instruction-level parallelism. The parallelism is statically defined by the programmer. In this respect (and
Transport triggered architecture
Transport_triggered_architecture
Series of CPUs by AMD
processors to execute multiple threads simultaneously is called thread-level parallelism (TLP). By placing two cores on the same die, the X2 effectively doubles
Athlon_64_X2
Standard for miniature computer expansion cards
enhanced parallelism of PCI Express SSDs, and complementing the parallelism of contemporary CPUs, platforms and applications. At a high level, primary
M.2
result of most significant bit locator in constant time has also helped further research. Fusion trees utilize word-level parallelism to be efficient, performing
Fusion_tree
Instruction set architecture
to improve instruction-level parallelism. To alleviate the bottleneck caused by a single condition bit, seven condition code bits were added to the floating-point
MIPS_architecture
Free and open-source object relational database management system
systems): 64-bit x86-64 and 32-bit x86 on Windows and other operating systems; these are supported on other than Windows: 64-bit ARM and the older 32-bit ARM,
PostgreSQL
cycle due to this parallelism. One or two analog to digital converters with up to 30 channels, 600 ns conversion time, up to 10 or 12-bit resolution up to
XE166_family
Family of 64-bit Intel microprocessors
a problem that later challenged Itanium, too. Without them, i860's parallelism (and thus performance) was no better than other RISCs, so it failed in
Itanium
Property of some operation(s) in concurrent programming
the cost of large numbers of locks against the benefits of increased parallelism. Another approach, favoured by researchers (but not yet widely used in
Linearizability
Database software
Vector, including column-based storage, vector processing, multi-core parallelism (and more): DataConnect 11 for Actian X: DataConnect is an end-to-end
Ingres_(database)
32-bit CPU for the Wii U
instructions per clock using superscalar parallelism. 32-bit integer unit 64-bit floating-point unit (or 2 × 32-bit SIMD, often found under the denomination
Espresso_(processor)
Circuit that performs subtraction
general case of calculations on multi-bit numbers, three bits are involved in performing the subtraction for each bit of the difference: the minuend ( X
Subtractor
Interface used for connecting storage devices
Express allows host hardware and software to fully exploit the levels of parallelism possible in modern SSDs. As a result, NVM Express reduces I/O overhead
NVM_Express
Line of desktop and mobile microprocessors produced by Intel
Pentium III Processor, informally PIII or P3) brand refers to Intel's 32-bit x86 desktop and mobile CPUs based on the sixth-generation P6 microarchitecture
Pentium_III
Microprocessor with more than one processing unit
other methods are used to improve CPU performance. Some instruction-level parallelism (ILP) methods such as superscalar pipelining are suitable for many
Multi-core_processor
Large multi-threaded computer released in 1960
computer, and the first to feature an architecture specially designed for parallelism. The Gamma 60 spearheaded numerous groundbreaking technologies during
Bull_Gamma_60
Design of high-performance computers
pioneered by Seymour Cray relied on compact innovative designs and local parallelism to achieve superior computational peak performance. However, in time
Supercomputer_architecture
two shader instructions can be executed per clock cycle under certain parallelism conditions. Model also available as PRO version as 8300G, 8300GE, 8500G
List_of_AMD_Ryzen_processors
Computer programming paradigm
it is well over 50:1 and increasing with algorithmic complexity. Data parallelism exists in a kernel if the same function is applied to all records of
Stream_processing
Component of computer engineering
levels that could no longer be cheaply cooled. For these reasons, newer generations of computers have started to exploit higher levels of parallelism
Microarchitecture
Set of cryptographic hash functions
the capacity to c = 512 bits for all instances. This would be as much as any previous standard up to the 256-bit security level, while providing reasonable
SHA-3
Form of conditionals in computer programming
more complex. Branch predictor Control flow Delay slot Instruction-level parallelism Optimizing compiler Pipeline stall Software pipelining Speculative
Predication (computer architecture)
Predication_(computer_architecture)
Computer expansion bus standard
interface for much faster I/O operations provided by utilizing internal parallelism offered by such devices. Enterprise-class SSDs can also implement SCSI
PCI_Express
Programming language
delimited continuations. These changes enable support for shared-memory parallelism and color-blind concurrency, respectively. OCaml's development continued
OCaml
Python reference implementation
should be built around the multiprocessing structure. To help allow more parallelism, an improvement was released in October 2023 to allow a separate GIL
CPython
multi-threaded and multi-process applications - such as those with MPI or OpenMP parallelism and scales to very high node counts. Proprietary CodeAnalyst by AMD Linux
List of performance analysis tools
List_of_performance_analysis_tools
Binary arithmetic algorithm
in strictly sequential order, negating any benefits of instruction-level parallelism. The XOR swap is also complicated in practice by aliasing. If an attempt
XOR_swap_algorithm
GPU microarchitecture by Nvidia
0 compared to 3.5 on GK110/GK208 GPUs and 3.0 on GK10x GPUs. Dynamic Parallelism and HyperQ, two features in GK110/GK208 GPUs, are also supported across
Maxwell_(microarchitecture)
Type of digital adder
propagation delays increase at the same rate. Once we get to the 512-bit to 2048-bit number sizes that are required in public-key cryptography, carry look-ahead
Carry-save_adder
Routines for performing common linear algebra operations
have been also ported to architectures that support large amounts of parallelism such as GPUs. Here, the traditional BLAS functions provide typically
Basic Linear Algebra Subprograms
Basic_Linear_Algebra_Subprograms
Computer hardware technology
enabling access to special security registers and enabling TPM Locality 2 level access. The MLE is now able to make additional measurements to the dynamic
Trusted_Execution_Technology
Supercomputer designed by Tesla
processing chip is a general purpose 64-bit CPU with a superscalar core. It supports internal instruction-level parallelism, and includes simultaneous multithreading
Tesla_Dojo
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
Boy/Male
British, Christian, English, French
Little Wolf; Young Wolf
Male
Polish
Polish form of Roman Latin Vitus, WIT means "life."
Boy/Male
Hebrew
United.
Boy/Male
American, British, Dutch, English, Greek, Latin, Swedish
Follower of Christ; Nickname for Christopher; Frontiersman Kit Carson; Anointed; Christian
Female
English
Pet form of English Katherine, KIT means "pure." Compare with masculine Kit.
Boy/Male
Yiddish
Dearly loved.
Male
Yiddish
(לֶעמְל) Yiddish name LEMEL means "little lamb; meek."
Male
English
Pet form of English Christopher, KIT means "Christ-bearer." Compare with another form of Kit.
Surname or Lastname
Jewish
Jewish : variant spelling of Levy.English : variant spelling of Leavey.
Surname or Lastname
Jewish (Ashkenazic)
Jewish (Ashkenazic) : variant spelling of Levin.English, North German, and Dutch : from the Germanic personal name represented by Old English Lēofwine, Saxon Liafwin, composed of the elements lēof ‘dear’, ‘beloved’ + wine ‘friend’.English and Scottish : habitational name from places called Leven in East Yorkshire, Fife, and Renfrew. The first is probably from a stream name, possibly derived from a Celtic word meaning smooth (as in Welsh llyfyn). The Scottish place name is from a Gaelic river name meaning ‘elm river’.Dutch and North German : from a Flemish saint’s name, Lefwin (Lieven), the patron saint of Ghent (see Lewin 2).
Surname or Lastname
English
English : variant spelling of Lovell.
Surname or Lastname
English
English : from a late Old English personal name Lēofweald, composed of the elements lēof ‘dear’, ‘beloved’ + weald ‘power’, ‘rule’.French : variant spelling of Level.
Male
English
Variant spelling of English Lovell, LOVEL means "little wolf."
Surname or Lastname
English
English : variant of Bevill.
Boy/Male
British, Dutch, English, Greek
From the Pit
Surname or Lastname
English (of Norman origin)
English (of Norman origin) : nickname for a fleet-footed or timid person, from Old French levre ‘hare’ (Latin lepus, genitive leporis). It may also have been a metonymic occupational name for a hunter of hares.English (of Norman origin) : topographic name for someone who lived in a place thickly grown with rushes, from Old English lǣfer ‘rush’, ‘reed’, ‘iris’. Compare Laver 3. Great and Little Lever in Greater Manchester (formerly in Lancashire) are named with this word (in a collective sense) and in some cases the surname may also be derived from these places.English (of Norman origin) : possibly from an unrecorded Middle English survival of an Old English personal name, Lēofhere, composed of the elements lēof ‘dear’, ‘beloved’ + here ‘army’.
Boy/Male
Shakespearean
King Richard III' Lord Lovel.
Male
Scottish
Pet form of medieval Scottish Kester, KIT means "Christ-bearer." Compare with another form of Kit.
Boy/Male
Indian, Tamil
High Level
Surname or Lastname
English
English : variant spelling of Revell.French : habitational name from any of the places so named, for example in Isère and Haute-Garonne.French and southern French : nickname from Old French, Occitan reveau ‘rebel’.
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
Boy/Male
Indian, Punjabi, Sikh
Divine
Female
Hebrew
Variant spelling of Hebrew Bath-Sheba, BATHSHEVA means "daughter of the oath."
Male
Serbian
(Ðенад) Serbian name, possibly NENAD means "unexpected."
Boy/Male
Biblical
God hath given, the gift of God.
Boy/Male
Tamil
Dibyendu | தீபà¯à®¯à¯‡à®‚தà¯Â
Light of Moon
Female
Arthurian
, mighty battle maid.
Girl/Female
American, Australian, British, English
God is Gracious; Variant of Jane
Girl/Female
Hindu
Heart, Sweet heart
Female
Hebrew
(× Ö°×—Ö»×©×ְתָּ×) Hebrew name NECHUSHTA means "brass." In the bible, this is the name of the wife of King Jehoiakim, the mother of Jehoichin.
Boy/Male
American, Australian, British, Chinese, English, Latin
Belief; Guiding Principle
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
BIT LEVEL-PARALLELISM
v. t.
To attend the levee or levees of.
v. t.
To bring to a lower level; to overthrow; to topple down; to reduce to a flat surface; to lower.
n.
A uniform or average height; a normal plane or altitude; a condition conformable to natural law or which will secure a level surface; as, moving fluids seek a level.
v. t.
To adjust or adapt to a certain level; as, to level remarks to the capacity of children.
imp.
of Bite
a.
Coinciding or parallel with the plane of the horizon; horizontal; as, the telescope is now level.
v. t.
Figuratively, to bring to a common level or plane, in respect of rank, condition, character, privilege, etc.; as, to level all the ranks and conditions of men.
a.
Having the slant of a bevel; slanting.
v. i.
To be level; to be on a level with, or on an equality with, something; hence, to accord; to agree; to suit.
n.
An approximately horizontal line or surface at a certain degree of altitude, or distance from the center of the earth; as, to climb from the level of the coast to the level of the plateau and then descend to the level of the valley or of the sea.
n.
A horizontal line or plane; that is, a straight line or a plane which is tangent to a true level at a given point and hence parallel to the horizon at that point; -- this is the apparent level at the given point.
n.
A measurement of the difference of altitude of two points, by means of a level; as, to take a level.
a.
Even; flat; having no part higher than another; having, or conforming to, the curvature which belongs to the undisturbed liquid parts of the earth's surface; as, a level field; level ground; the level surface of a pond or lake.
a.
Well balanced; even; just; steady; impartial; as, a level head; a level understanding. [Colloq.]
v. t.
To make level; to make horizontal; to bring to the condition of a level line or surface; hence, to make flat or even; as, to level a road, a walk, or a garden.