Radeon HD 7420G vs Radeon HD 6990M Crossfire

  AMD

Developer

  AMD

  Radeon HD 7420G

Model

  Radeon HD 6990M Crossfire

  -

benchmarks
Total performance

  -

  Terascale 3(Trinity)

Architecture

  Terascale 2(Blackcomb XTX)

  32

Process, nm

  40

  128

Shaders

  2240

  480

Core frequency

  715

  655

Core frequency (turbo mode)

  -

  -

Shaders frequency

  715

  -

Memory type

  GDDR5

  -

Memory frequency

  900

  -

Memory bus

  256

  11

DirectX

  11

  4.2

OpenGL

  -

  3751.0

benchmarks
3DMark06

  23292.0

  4220.0

benchmarks
Cinebench R10

  7382.0