Radeon HD 7640G vs Radeon HD 6620G + HD 7450M Dual Graphics

  AMD

Developer

  AMD

  Radeon HD 7640G

Model

  Radeon HD 6620G + HD 7450M Dual Graphics

  3.98

benchmarks
Total performance

  -

  Terascale 3(Trinity)

Architecture

  Terascale 2()

  32

Process, nm

  32+40nm

  2014

Release year

  -

  256

Shaders

  560

  497

Core frequency

  400 / 700

  686

Core frequency (turbo mode)

  -

  -

Shaders frequency

  400 / 700

  -

Memory frequency

  1800

  11

DirectX

  11

  4.2

OpenGL

  -

 

  • 1002 9903

System device ids

 

     

    • HP Pavilion g6 Notebook PC
    • HP Pavilion g7 Notebook PC
    • Lenovo 20255
    • Samsung 355V4C/356V4C/3445VC/3545VC
    • Asus K55N
    • HP Pavilion 17 Notebook PC
    • Asus K55DR

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