Mobility Radeon X1900 vs GeForce GT 640M LE

  ATI

Developer

  NVIDIA

  Mobility Radeon X1900

Model

  GeForce GT 640M LE

  -

benchmarks
Total performance

  -

  (M59)

Architecture

  Fermi / Kepler(N13P-LP)

  -

Process, nm

  28

  36

Shaders

  384

  8

Core frequency

  500

  400

Core frequency (turbo mode)

  -

  400

Shaders frequency

  500

  256

Memory type

  DDR3, GDDR5

  -

Memory frequency

  1800 - 4000

  470

Memory bus

  128

  DDR1/DDR2/GDDR3

DirectX

  11

  9c

OpenGL

  -