GeForce GT 640M LE vs Radeon HD 6770M

  NVIDIA

Developer

  AMD

  GeForce GT 640M LE

Model

  Radeon HD 6770M

  -

benchmarks
Total performance

  -

  Fermi / Kepler(N13P-LP)

Architecture

  Terascale 2(Whistler-XT)

  28

Process, nm

  40

  384

Shaders

  480

  500

Core frequency

  675 / 725

  500

Shaders frequency

  675 / 725

  DDR3, GDDR5

Memory type

  GDDR5

  1800 - 4000

Memory frequency

  800

  128

Memory bus

  128

  11

DirectX

  11

  -

OpenGL

  4.0

  8858.0

benchmarks
3DMark06

  10056.0

  5858.0

benchmarks
Cinebench R10

  6907.5