GeForce GT 640M vs GeForce 4 420 Go

  Nvidia

Developer

  NVIDIA

  GeForce GT 640M

Model

  GeForce 4 420 Go

  6.96

benchmarks
Total performance

  -

  Kepler(N13P-GS)

Architecture

  (NV17M)

  28

Process, nm

  -

  2014

Release year

  -

  384

Shaders

  2

  625

Core frequency

  0

  645

Core frequency (turbo mode)

  190

  -

Shaders frequency

  190

  DDR3, GDDR5

Memory type

  32

  1800 - 4000

Memory frequency

  -

  128

Memory bus

  200

  11

DirectX

  DDR

  -

OpenGL

  7

 

  • 10DE 0FD2
  • 10DE 0FD3
  • 10DE 0FD8

System device ids

 

     

    • Acer Aspire V3-571G
    • Dell XPS L521X
    • Apple iMac13,1
    • Samsung 700Z3C/700Z5C
    • Acer Aspire V3-771
    • Toshiba Satellite P855
    • Lenovo IdeaPad Z580

    Popular builds