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  2. PlayStation 4 technical specifications - Wikipedia

    en.wikipedia.org/wiki/PlayStation_4_technical...

    GDDR5 memory speed was increased from 5.5 Gbit/s (or 4× 1.375 GHz) to 6.8 Gbit/s (or 4× 1.7 GHz), increasing total memory bandwidth to 217.6 GB/s which correlates to a 23.8% improvement. [ 20 ] Some elements added to the design were derived from AMD's newer Polaris and newer architectures; [ 21 ] [ 22 ] such new features of the processor ...

  3. Tianhe-2 - Wikipedia

    en.wikipedia.org/wiki/Tianhe-2

    In response to the U.S. sanctions, China introduced the Sunway TaihuLight supercomputer in 2016, which substantially outperforms the Tianhe-2 (and also affected the update of Tianhe-2 to Tianhe-2A, replacing U.S. tech), and in November 2022 ranks eighth in the TOP500 list while using completely domestic technology including the Sunway manycore ...

  4. Specification (technical standard) - Wikipedia

    en.wikipedia.org/wiki/Specification_(technical...

    Prescriptive specifications define the requirements using generic or proprietary descriptions of what is required, whereas performance specifications focus on the outcomes rather than the characteristics of the components. Specifications are an integral part of Building Information Modeling and cover the non-geometric requirements.

  5. Turbo-Hydramatic - Wikipedia

    en.wikipedia.org/wiki/Turbo-Hydramatic

    Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors.These transmissions mate a three-element turbine torque converter to a Simpson planetary geartrain, providing three forward speeds plus reverse.

  6. Northrop T-38 Talon - Wikipedia

    en.wikipedia.org/wiki/Northrop_T-38_Talon

    It was the world's first supersonic trainer as well as the most produced. The T-38 can be traced back to 1952 and Northrop's N-102 Fang and N-156 fighter aircraft projects. During the mid-1950s, Northrop officials decided to adapt the N-156 to suit a recently issued general operating requirement by the United States Air Force (USAF) for a ...

  7. Stinson Reliant - Wikipedia

    en.wikipedia.org/wiki/Stinson_Reliant

    A Stinson (Vultee) V-77. The Reliant was used by the United States Army Air Forces in World War II as a utility aircraft, designated UC-81, and as trainer designated AT-19.The Royal Navy and Royal Air Force also used Reliants, for light transport and communication duties.

  8. General Electric T700 - Wikipedia

    en.wikipedia.org/wiki/General_Electric_T700

    It is used to power newer Sikorsky S-92/H-92 helicopters. The CT7-8A1 produces 2,520 shp. CT7-8A5; CT7-8A7: Developed by GE as an uprated, more efficient and more reliable version of the CT7-8A1 engine for the Royal Canadian Air Force's Sikorsky CH-148 Cyclone helicopters. It is the most modern version of the CT7/T700 engine family.

  9. Piper PA-23 - Wikipedia

    en.wikipedia.org/wiki/Piper_PA-23

    The Piper PA-23, named Apache and later Aztec, is an American four- to six-seat twin-engined light aircraft aimed at the general aviation market. The United States Navy and military forces in other countries also used it in small numbers.