Radeon HD 6640G2 vs Radeon HD 7770

  AMD

Developer

  AMD

  Radeon HD 6640G2

Model

  Radeon HD 7770

  -

benchmarks
Total performance

  17.1

  Terascale 2()

Architecture

  GCN(Cape Verde)

  40

Process, nm

  28

  -

Release year

  2014

  560

Shaders

  640

  -

Core frequency

  1000

  -

Shaders frequency

  1000

  -

Memory type

  GDDR5

  -

Memory frequency

  4500

  -

Memory bus

  128

  11

DirectX

  11.1

  -

OpenGL

  4.2

 

    System device ids

     

    • 1002 683D

     

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