Radeon HD 6870M vs Mobility Radeon HD 4550

  AMD

Developer

  ATI

  Radeon HD 6870M

Model

  Mobility Radeon HD 4550

  -

benchmarks
Total performance

  -

  Terascale 2(Granville-PRO)

Architecture

  Terascale 1(M92)

  40

Process, nm

  55

  800

Shaders

  80

  675

Core frequency

  550

  675

Shaders frequency

  550

  DDR3, GDDR3, GDDR5

Memory type

  GDDR3, DDR2, DDR3

  1000

Memory frequency

  700

  128

Memory bus

  64

  11

DirectX

  10.1

  14396.0

benchmarks
3DMark06

  3449.0