• Memory refresh is a process of periodically reading information from an area of computer memory and immediately rewriting the read information to the...
    22 KB (3,020 words) - 20:17, 17 January 2025
  • Thumbnail for Dynamic random-access memory
    memory, in contrast to static random-access memory (SRAM) which does not require data to be refreshed. Unlike flash memory, DRAM is volatile memory (vs...
    92 KB (11,073 words) - 20:17, 11 July 2025
  • Thumbnail for Static random-access memory
    characterized as volatile memory, SRAM exhibits data remanence. SRAM offers a simple data access model and does not require a refresh circuit. Performance...
    27 KB (3,295 words) - 02:57, 12 July 2025
  • tag Memory refresh, reading and writing to the same area of computer memory Refreshable braille display, a device for blind computer users USS Refresh (AM-287)...
    647 bytes (125 words) - 23:16, 19 January 2022
  • only perform memory-to-memory transfers using channels 0 & 1, of which channel 0 in the PC (& XT) was dedicated to dynamic memory refresh. This prevented...
    28 KB (3,924 words) - 17:05, 11 July 2025
  • Thumbnail for Synchronous dynamic random-access memory
    memory controller must simply issue a sufficient number of auto refresh commands (one per row, 8192 in the example we have been using) every refresh interval...
    81 KB (8,864 words) - 11:22, 1 June 2025
  • nearby (adjacent, in most cases) memory rows, which are called victim rows; if the affected memory cells are not refreshed before they lose too much charge...
    40 KB (4,155 words) - 08:41, 22 July 2025
  • Thumbnail for Memory controller
    to dynamic random-access memory (DRAM), and to provide the critical memory refresh and other functions. Reading and writing to DRAM is performed by selecting...
    12 KB (1,385 words) - 13:03, 12 July 2025
  • refreshing of the memory cells, which adds complexity. However, if the memory refresh controller is embedded along with the eDRAM memory, the remainder of...
    5 KB (421 words) - 12:34, 5 May 2025
  • faster and does not require memory refresh. It is used for smaller cache memories in computers. CAM (Content-addressable memory) – This is a specialized...
    36 KB (3,551 words) - 15:24, 11 February 2025
  • Thumbnail for Random-access memory
    Random-access memory (RAM; /ræm/) is a form of electronic computer memory that can be read and changed in any order, typically used to store working data...
    58 KB (5,812 words) - 19:29, 20 July 2025
  • Thumbnail for Memory cell (computing)
    refreshed periodically. Due to this refresh process, DRAM consumes more power, but it can achieve higher storage densities. Most non-volatile memory (NVM)...
    28 KB (3,028 words) - 20:48, 23 June 2025
  • Volatile memory, in contrast to non-volatile memory, is computer memory that requires power to maintain the stored information; it retains its contents...
    3 KB (306 words) - 09:53, 19 July 2025
  • Thumbnail for Magnetic-core memory
    magnetic-core memory is a form of random-access memory. It predominated for roughly 20 years between 1955 and 1975, and is often just called core memory, or, informally...
    41 KB (5,519 words) - 01:43, 12 July 2025
  • High Bandwidth Memory (HBM) is a computer memory interface for 3D-stacked synchronous dynamic random-access memory (SDRAM) initially from Samsung, AMD...
    36 KB (3,721 words) - 13:30, 19 July 2025
  • Thumbnail for LPDDR
    refresh (DRAM requires refresh less often at low temperatures), partial array self refresh, and a "deep power down" mode which sacrifices all memory contents...
    45 KB (3,750 words) - 15:29, 24 June 2025
  • Thumbnail for Read-only memory
    Read-only memory (ROM) is a type of non-volatile memory used in computers and other electronic devices. Data stored in ROM cannot be electronically modified...
    50 KB (5,727 words) - 18:18, 25 May 2025
  • Thumbnail for DDR SDRAM
    voltage supply and advanced refresh options, LPDDR can achieve greater power efficiency. Fully Buffered DIMM ECC memory, a type of computer data storage...
    25 KB (2,425 words) - 21:51, 21 July 2025
  • Thumbnail for Computer memory
    terms RAM, main memory, or primary storage. Archaic synonyms for main memory include core (for magnetic core memory) and store. Main memory operates at a...
    29 KB (3,273 words) - 09:28, 5 July 2025
  • Thumbnail for Flash memory
    Flash memory is an electronic non-volatile computer memory storage medium that can be electrically erased and reprogrammed. The two main types of flash...
    188 KB (17,263 words) - 13:26, 14 July 2025
  • Thumbnail for Memory hierarchy
    In computer architecture, the memory hierarchy separates computer storage into a hierarchy based on response time. Since response time, complexity, and...
    12 KB (1,204 words) - 23:21, 8 March 2025
  • Thumbnail for USB flash drive
    flash drive (also thumb drive, memory stick, and pen drive/pendrive) is a data storage device that includes flash memory with an integrated USB interface...
    83 KB (9,327 words) - 19:42, 22 July 2025
  • Non-volatile memory (NVM) or non-volatile storage is a type of computer memory that can retain stored information even after power is removed. In contrast...
    18 KB (1,929 words) - 22:07, 24 May 2025
  • correction, a general theory used for memory scrubbing Memory refresh, which preserves information stored in memory Ronald K. Burek. "The NEAR Solid-State...
    5 KB (618 words) - 19:01, 18 July 2025
  • Thumbnail for Raptor Lake
    names are "Raptor Lake" and "Raptor Lake Refresh". Even if the new and old models are mixed, the L2 cache memory capacity has been reduced to a level equivalent...
    81 KB (3,392 words) - 23:18, 21 July 2025
  • Thumbnail for Core rope memory
    Core rope memory is a form of read-only memory (ROM) for computers. It was used in the UNIVAC I (Universal Automatic Computer I) and the UNIVAC II, developed...
    7 KB (698 words) - 17:15, 21 September 2024
  • Thumbnail for Xerox Alto
    refresh data from main memory to the shift register, which serializes it into a display of pixels corresponding to the ones and zeros of the memory data...
    33 KB (3,367 words) - 03:03, 22 July 2025
  • Thumbnail for Screen tearing
    device is not synchronized with the display's refresh rate. That can be caused by non-matching refresh rates, and the tear line then moves as the phase...
    8 KB (1,088 words) - 06:16, 27 September 2023
  • Thumbnail for Content-addressable memory
    Content-addressable memory (CAM) is a special type of computer memory used in certain very-high-speed searching applications. It is also known as associative memory or...
    14 KB (1,603 words) - 21:01, 25 May 2025
  • Thumbnail for Williams tube
    display faded over time, it was periodically refreshed. It operates faster than earlier acoustic delay-line memory, at the speed of the electrons inside the...
    14 KB (1,659 words) - 21:11, 25 May 2025