Mobility Radeon HD 4870 vs Radeon HD 6830M

  ATI

Developer

  AMD

  Mobility Radeon HD 4870

Model

  Radeon HD 6830M

  -

benchmarks
Total performance

  -

  Terascale 1(M98-XT)

Architecture

  Terascale 2(Granville-LP)

  55

Process, nm

  40

  800

Shaders

  800

  550

Core frequency

  575

  550

Shaders frequency

  575

  GDDR5

Memory type

  DDR3, GDDR3

  888

Memory frequency

  900

  256

Memory bus

  128

  10.1

DirectX

  11