Mobility Radeon HD 3850 X2 vs GeForce GT 640M

  ATI

Developer

  Nvidia

  Mobility Radeon HD 3850 X2

Model

  GeForce GT 640M

  -

benchmarks
Total performance

  6.96

  RV6xx(M88 CF)

Architecture

  Kepler(N13P-GS)

  55

Process, nm

  28

  -

Release year

  2014

  640

Shaders

  384

  580

Core frequency

  625

  -

Core frequency (turbo mode)

  645

  580

Shaders frequency

  -

  GDDR3

Memory type

  DDR3, GDDR5

  750

Memory frequency

  1800 - 4000

  256

Memory bus

  128

  10.1

DirectX

  11

  12800.0

benchmarks
3DMark06

  10625.5

 

    System device ids

     

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

     

      Popular builds

       

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