AMD Radeon HD 8730A vs AMD Radeon HD 8790M

Comparative analysis of AMD Radeon HD 8730A and AMD Radeon HD 8790M 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 8790M

  • Around 31% higher core clock speed: 850 MHz vs 650 MHz
  • Around 21% higher boost clock speed: 850 MHz vs 700 MHz
  • Around 29% higher texture fill rate: 21.6 GTexel / s vs 16.8 GTexel / s
  • Around 29% better floating-point performance: 691.2 gflops vs 537.6 gflops
  • 2x more maximum memory size: 2 GB vs 1 GB
  • 2x more memory clock speed: 4000 MHz vs 2000 MHz
Core clock speed 850 MHz vs 650 MHz
Boost clock speed 850 MHz vs 700 MHz
Texture fill rate 21.6 GTexel / s vs 16.8 GTexel / s
Floating-point performance 691.2 gflops vs 537.6 gflops
Maximum memory size 2 GB vs 1 GB
Memory clock speed 4000 MHz vs 2000 MHz

Compare benchmarks

GPU 1: AMD Radeon HD 8730A
GPU 2: AMD Radeon HD 8790M

Name AMD Radeon HD 8730A AMD Radeon HD 8790M
PassMark - G3D Mark 1306
PassMark - G2D Mark 751
Geekbench - OpenCL 4679
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 12.759
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 465.631
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.576
CompuBench 1.5 Desktop - Video Composition (Frames/s) 28.839
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 80.418
GFXBench 4.0 - Car Chase Offscreen (Frames) 2181
GFXBench 4.0 - Manhattan (Frames) 2656
GFXBench 4.0 - T-Rex (Frames) 2014
GFXBench 4.0 - Car Chase Offscreen (Fps) 2181
GFXBench 4.0 - Manhattan (Fps) 2656
GFXBench 4.0 - T-Rex (Fps) 2014
3DMark Fire Strike - Graphics Score 1607

Compare specifications (specs)

AMD Radeon HD 8730A AMD Radeon HD 8790M

Essentials

Architecture GCN 1.0 GCN 1.0
Code name Mars Mars
Launch date 1 April 2013 1 April 2013
Place in performance rating not rated 861
Type Desktop Desktop
Design AMD Radeon HD 8000M Series

Technical info

Boost clock speed 700 MHz 850 MHz
Core clock speed 650 MHz 850 MHz
Floating-point performance 537.6 gflops 691.2 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 384 384
Texture fill rate 16.8 GTexel / s 21.6 GTexel / s
Transistor count 1,040 million 1,040 million
Compute units 6

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8 MXM-A (3.0)
Laptop size medium sized
Supplementary power connectors None

API support

DirectX 12.0 (11_1) 11
OpenGL 4.5 4.4

Memory

Maximum RAM amount 1 GB 2 GB
Memory bandwidth 32 GB / s 64 GB / s
Memory bus width 128 Bit 128 Bit
Memory clock speed 2000 MHz 4000 MHz
Memory type DDR3 GDDR5
Shared memory 0

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