AMD Radeon HD 8970M Crossfire vs AMD Radeon HD 7750M

Comparative analysis of AMD Radeon HD 8970M Crossfire and AMD Radeon HD 7750M videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, API support, Memory, Video outputs and ports. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps).

 

Differences

Reasons to consider the AMD Radeon HD 8970M Crossfire

  • Around 48% higher core clock speed: 850 MHz vs 575 MHz
  • 5x more pipelines: 2560 vs 512
  • Around 20% higher memory clock speed: 4800 MHz vs 4000 MHz
Core clock speed 850 MHz vs 575 MHz
Pipelines 2560 vs 512
Memory clock speed 4800 MHz vs 4000 MHz

Reasons to consider the AMD Radeon HD 7750M

  • 7.1x lower typical power consumption: 28 Watt vs 200 Watt
Thermal Design Power (TDP) 28 Watt vs 200 Watt

Compare benchmarks

GPU 1: AMD Radeon HD 8970M Crossfire
GPU 2: AMD Radeon HD 7750M

Name AMD Radeon HD 8970M Crossfire AMD Radeon HD 7750M
PassMark - G3D Mark 1191
PassMark - G2D Mark 693
GFXBench 4.0 - Manhattan (Frames) 3551
GFXBench 4.0 - Manhattan (Fps) 3551

Compare specifications (specs)

AMD Radeon HD 8970M Crossfire AMD Radeon HD 7750M

Essentials

Architecture GCN GCN 1.0
Code name Neptune CF Chelsea
Launch date 1 May 2012 24 April 2012
Place in performance rating not rated 288
Type Laptop Laptop

Technical info

Boost clock speed 900 MHz
Core clock speed 850 MHz 575 MHz
Manufacturing process technology 28 nm 28 nm
Pipelines 2560 512
Thermal Design Power (TDP) 200 Watt 28 Watt
Floating-point performance 588.8 gflops
Texture fill rate 18.4 GTexel / s
Transistor count 1,500 million

Compatibility, dimensions and requirements

Laptop size large medium sized
Interface PCIe 2.0 x16

API support

DirectX 11.1 12.0 (11_1)
OpenGL 4.5

Memory

Memory bus width 2x 256 Bit 128 Bit
Memory clock speed 4800 MHz 4000 MHz
Memory type GDDR5 GDDR5
Shared memory 0 0
Maximum RAM amount 2 GB
Memory bandwidth 64 GB / s

Video outputs and ports

Display Connectors No outputs

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