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  2. Pixel density - Wikipedia

    en.wikipedia.org/wiki/Pixel_density

    For 27-inch screen with a 2560×1440 resolution you get + = 108.8 PPI. For a 21.5-inch (546.1 mm) screen with a 1920×1080 resolution ...

  3. List of computer display standards - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_display...

    The single fixed-screen mode used in first-generation (128k and 512k) Apple Mac computers, launched in 1984, with a monochrome 9" CRT integrated into the body of the computer. Used to display one of the first mass-market full-time GUIs, and one of the earliest non-interlaced default displays with more than 256 lines of vertical resolution.

  4. Display size - Wikipedia

    en.wikipedia.org/wiki/Display_size

    The size of a screen is usually described by the length of its diagonal, which is the distance between opposite corners, typically measured in inches. It is also sometimes called the physical image size to distinguish it from the "logical image size," which describes a screen's display resolution and is measured in pixels. [1] [2]

  5. Display aspect ratio - Wikipedia

    en.wikipedia.org/wiki/Display_aspect_ratio

    The display aspect ratio (DAR) is calculated from the physical width and height of a display, measured each in inch or cm (Display size). The pixel aspect ratio (PAR) is calculated from the width and height of one pixel. The storage aspect ratio (SAR) is calculated from the numbers of pixels in width and height stated in the display resolution.

  6. 4K resolution - Wikipedia

    en.wikipedia.org/wiki/4K_resolution

    4096 × 2304 (1. 77:1 or 16:9); this resolution was used in the 21.5-inch (55 cm) LG UltraFine 22MD4KA 4K monitor, jointly announced by LG and Apple in 2016 [136] and used in the 21.5" 4K Retina iMac computer.

  7. List of Nvidia graphics processing units - Wikipedia

    en.wikipedia.org/wiki/List_of_Nvidia_graphics...

    This list contains general information about graphics processing units (GPUs) and video cards from Nvidia, based on official specifications.In addition some Nvidia motherboards come with integrated onboard GPUs.

  8. Amazon Echo Show - Wikipedia

    en.wikipedia.org/wiki/Amazon_Echo_Show

    Amazon Echo Show is a smart speaker that is part of the Amazon Echo line of products. Similarly to other devices in the family, it is designed around Amazon's virtual assistant Alexa, but additionally features a touchscreen display that can be used to display visual information to accompany its responses, as well as play video and conduct video calls with other Echo Show users.

  9. Toughbook - Wikipedia

    en.wikipedia.org/wiki/Toughbook

    The Toughbook CF-C2 is a semi-rugged convertible tablet. Its triple-hinge design allows it to be converted from a tablet to a laptop configuration. It has a magnesium alloy case and shock-mounted flex-connect hard drive allowing it to handle up to a 30-inch drop to six sides, as well as a 12-inch drop from 26 angles. [11]