computer science, a parallel external memory (PEM) model is a cache-aware, external-memory abstract machine. It is the parallel-computing analogy to...
16 KB (1,961 words) - 08:49, 16 October 2023
In computing, external memory algorithms or out-of-core algorithms are algorithms that are designed to process data that are too large to fit into a computer's...
9 KB (1,031 words) - 21:20, 19 January 2025
main memory of a computing device (usually RAM) and instead they must reside in the slower external memory, usually a disk drive. Thus, external sorting...
14 KB (2,176 words) - 17:38, 4 May 2025
Exchange Parallel external memory (Model) Skillicorn, David B., "Models for practical parallel computation", International Journal of Parallel Programming...
12 KB (1,200 words) - 11:34, 5 June 2025
In computer science, a parallel random-access machine (parallel RAM or PRAM) is a shared-memory abstract machine. As its name indicates, the PRAM is intended...
11 KB (1,275 words) - 23:27, 23 May 2025
Bus (computing) (redirect from External data bus)
connections and Universal Serial Bus (USB) for connecting external devices. Modern buses utilize both parallel and serial communication, employing advanced encoding...
31 KB (3,941 words) - 11:43, 23 May 2025
simultaneous memory controllers operating in parallel, though some operate with two 64-bit memory controllers being used to access a 128-bit memory device....
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access the same memory concurrently. Multi-core processors have brought parallel computing to desktop computers. Thus parallelization of serial programs...
74 KB (8,380 words) - 19:27, 4 June 2025
the internal memory, B is the block size of a disk and D is the number of parallel disks. The measure of performance for an external memory algorithm is...
9 KB (1,558 words) - 19:55, 12 October 2024
material is arranged to form a series of parallel tracks that the bubbles can move along under the action of an external magnetic field. The bubbles are read...
30 KB (3,907 words) - 06:34, 27 May 2025
Fortran OpenMP Partitioned global address space Parallel programming model Software transactional memory Official website UPC at LBNL UPC at GWU Archived...
4 KB (267 words) - 18:41, 1 July 2023
Graphics processing unit (redirect from External GPU)
for non-graphic calculations involving embarrassingly parallel problems due to their parallel structure. The ability of GPUs to rapidly perform vast...
82 KB (8,444 words) - 20:18, 1 June 2025
Parallel ATA (PATA), originally AT Attachment, also known as Integrated Drive Electronics (IDE), is a standard interface designed for IBM PC-compatible...
65 KB (6,925 words) - 06:47, 19 June 2025
externally accessible address buses. NOR memory has an external address bus for reading and programming. For NOR memory, reading and programming are random-access...
187 KB (17,192 words) - 09:12, 17 June 2025
charges in the memory cells leak away, so without being refreshed the stored data would eventually be lost. To prevent this, external circuitry periodically...
22 KB (3,020 words) - 20:17, 17 January 2025
with a cache and an external memory that can be accessed directly by devices using DMA. When the CPU accesses location X in the memory, the current value...
28 KB (3,934 words) - 17:12, 29 May 2025
Shift register (redirect from Shift register memory)
were used as computer memory, displacing delay-line memory systems in the late 1960s and early 1970s. In most cases, several parallel shift registers would...
12 KB (1,556 words) - 13:10, 18 June 2025
Merge sort (redirect from Parallel merge sort)
superfluous. An external merge sort is practical to run using disk or tape drives when the data to be sorted is too large to fit into memory. External sorting...
49 KB (6,727 words) - 08:25, 21 May 2025
computers without a parallel port. For electronics hobbyists the parallel port is still often the easiest way to connect to an external circuit board. It...
36 KB (3,935 words) - 09:32, 12 June 2025
EEPROM (redirect from Electrically Erasable Programmable Read-Only Memory)
or E2PROM (electrically erasable programmable read-only memory) is a type of non-volatile memory. It is used in computers, usually integrated in microcontrollers...
29 KB (2,939 words) - 01:47, 8 June 2025
entire PBI. Atari 1064 Memory Module - Designed specifically for the 600XL, it upgraded the memory of the 600XL to 64kB. Only parallel bus device released...
7 KB (512 words) - 10:50, 16 May 2024
was removed, the controller/memory card ports moved to the main PCB and the internal power supply replaced with an external 7.5VDC power adapter with the...
27 KB (2,699 words) - 17:34, 18 May 2025
Hard disk drive (redirect from External hard drive)
bus types, including parallel ATA, Serial ATA, SCSI, Serial Attached SCSI (SAS), and Fibre Channel. Some drives, especially external portable drives, use...
139 KB (14,137 words) - 13:33, 15 June 2025
Transactional memory provides optimistic concurrency control by allowing threads to run in parallel with minimal interference. The goal of transactional memory systems...
21 KB (2,277 words) - 18:37, 17 June 2025
to any "external" information being provided before or after the interpretation. This subsequent set of information can reconstruct the memory. The retrieval...
69 KB (8,242 words) - 22:54, 19 June 2025
managed by the memory controller consists of multiple parallel lines, each representing a binary digit (bit). A computer program uses memory addresses to...
18 KB (2,257 words) - 20:42, 30 May 2025
Non-uniform memory access (NUMA) is a computer memory design used in multiprocessing, where the memory access time depends on the memory location relative...
16 KB (1,662 words) - 21:01, 29 March 2025
input/output (I/O) operations. This role contrasts with that of external components, such as main memory and I/O circuitry, and specialized coprocessors such as...
101 KB (11,429 words) - 06:34, 17 June 2025
USB flash drive (redirect from USB flash memory)
using this unit as a recorder, you can use it as an external memory for your computer, as an external storage device." Patalong, Frank (2004-10-06). "Vorbespielter...
83 KB (9,239 words) - 18:12, 10 May 2025
slots. The cards contain electronic circuits and sometimes connectors for external devices. The ExpressCard standard replaces the PC Card (also known as PCMCIA)...
20 KB (1,942 words) - 02:15, 8 May 2025