AMD Radeon HD 7950M vs AMD Radeon HD 7970M

Comparative analysis of AMD Radeon HD 7950M and AMD Radeon HD 7970M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon HD 7950M

  • Around 33% lower typical power consumption: 75 Watt vs 100 Watt
Thermal Design Power (TDP) 75 Watt vs 100 Watt

Reasons to consider the AMD Radeon HD 7970M

  • Around 21% higher core clock speed: 850 MHz vs 700 MHz
  • Around 20% higher memory clock speed: 4800 MHz vs 4000 MHz
Core clock speed 850 MHz vs 700 MHz
Memory clock speed 4800 MHz vs 4000 MHz

Compare benchmarks

GPU 1: AMD Radeon HD 7950M
GPU 2: AMD Radeon HD 7970M

Name AMD Radeon HD 7950M AMD Radeon HD 7970M
PassMark - G3D Mark 3569
PassMark - G2D Mark 496
Geekbench - OpenCL 17210
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 51.181
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1121.002
CompuBench 1.5 Desktop - T-Rex (Frames/s) 5.355
CompuBench 1.5 Desktop - Video Composition (Frames/s) 81.527
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 256.99
GFXBench 4.0 - Car Chase Offscreen (Frames) 5094
GFXBench 4.0 - Manhattan (Frames) 3692
GFXBench 4.0 - T-Rex (Frames) 3339
GFXBench 4.0 - Car Chase Offscreen (Fps) 5094
GFXBench 4.0 - Manhattan (Fps) 3692
GFXBench 4.0 - T-Rex (Fps) 3339
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 7950M AMD Radeon HD 7970M

Essentials

Architecture GCN 1.0 GCN 1.0
Code name Wimbledon Wimbledon
Launch date 24 April 2012 24 April 2012
Place in performance rating not rated 615
Type Laptop Laptop

Technical info

Core clock speed 700 MHz 850 MHz
Manufacturing process technology 28 nm 28 nm
Pipelines 1280 1280
Thermal Design Power (TDP) 75 Watt 100 Watt
Transistor count 2,800 million 2,800 million
Floating-point performance 2,176 gflops
Texture fill rate 68 GTexel / s

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface MXM-B (3.0) MXM-B (3.0)
Laptop size large large
Supplementary power connectors None

API support

DirectX 12.0 (11_1) 12.0 (11_1)
OpenGL 4.5 4.5

Memory

Maximum RAM amount 2 GB 2 GB
Memory bus width 256 Bit 256 Bit
Memory clock speed 4000 MHz 4800 MHz
Memory type GDDR5 GDDR5
Shared memory 0 0
Memory bandwidth 153.6 GB / s

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