Radeon HD 6870M vs Radeon R9 M270

  AMD

Developer

  AMD

  Radeon HD 6870M

Model

  Radeon R9 M270

  -

benchmarks
Total performance

  -

  Terascale 2(Granville-PRO)

Architecture

  GCN()

  40

Process, nm

  28

  800

Shaders

  640

  675

Core frequency

  725

  675

Shaders frequency

  725

  DDR3, GDDR3, GDDR5

Memory type

  GDDR5

  1000

Memory frequency

  4500

  128

Memory bus

  128

  11

DirectX

  12 (FL 11_1)

  -

OpenGL

  4.2