AMD Radeon R8 M445DX vs AMD Radeon HD 8790M

Comparative analysis of AMD Radeon R8 M445DX 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: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon R8 M445DX

  • Videocard is newer: launch date 3 year(s) 1 month(s) later
  • Around 20% higher boost clock speed: 1021 MHz vs 850 MHz
  • Around 83% higher pipelines: 704 vs 384
  • 4.5x better performance in Geekbench - OpenCL: 21666 vs 4806
  • Around 67% better performance in GFXBench 4.0 - T-Rex (Frames): 3358 vs 2014
  • Around 67% better performance in GFXBench 4.0 - T-Rex (Fps): 3358 vs 2014
Specifications (specs)
Launch date 15 May 2016 vs 1 April 2013
Boost clock speed 1021 MHz vs 850 MHz
Pipelines 704 vs 384
Benchmarks
Geekbench - OpenCL 21666 vs 4806
GFXBench 4.0 - T-Rex (Frames) 3358 vs 2014
GFXBench 4.0 - T-Rex (Fps) 3358 vs 2014

Reasons to consider the AMD Radeon HD 8790M

  • Around 9% higher core clock speed: 850 MHz vs 780 MHz
  • Around 53% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2181 vs 1427
  • Around 53% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2181 vs 1427
  • 4.1x better performance in PassMark - G2D Mark: 751 vs 181
  • Around 64% better performance in PassMark - G3D Mark: 1306 vs 797
  • Around 1% better performance in GFXBench 4.0 - Manhattan (Frames): 2656 vs 2636
  • Around 1% better performance in GFXBench 4.0 - Manhattan (Fps): 2656 vs 2636
Specifications (specs)
Core clock speed 850 MHz vs 780 MHz
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames) 2181 vs 1427
GFXBench 4.0 - Car Chase Offscreen (Fps) 2181 vs 1427
PassMark - G2D Mark 751 vs 181
PassMark - G3D Mark 1306 vs 797
GFXBench 4.0 - Manhattan (Frames) 2656 vs 2636
GFXBench 4.0 - Manhattan (Fps) 2656 vs 2636

Compare benchmarks

GPU 1: AMD Radeon R8 M445DX
GPU 2: AMD Radeon HD 8790M

GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
1427
2181
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
1427
2181
PassMark - G2D Mark
GPU 1
GPU 2
181
751
PassMark - G3D Mark
GPU 1
GPU 2
797
1306
Geekbench - OpenCL
GPU 1
GPU 2
21666
4806
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
2636
2656
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
2636
2656
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3358
2014
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3358
2014
Name AMD Radeon R8 M445DX AMD Radeon HD 8790M
GFXBench 4.0 - Car Chase Offscreen (Frames) 1427 2181
GFXBench 4.0 - Car Chase Offscreen (Fps) 1427 2181
PassMark - G2D Mark 181 751
PassMark - G3D Mark 797 1306
Geekbench - OpenCL 21666 4806
GFXBench 4.0 - Manhattan (Frames) 2636 2656
GFXBench 4.0 - Manhattan (Fps) 2636 2656
GFXBench 4.0 - T-Rex (Frames) 3358 2014
GFXBench 4.0 - T-Rex (Fps) 3358 2014
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
3DMark Fire Strike - Graphics Score 1607

Compare specifications (specs)

AMD Radeon R8 M445DX AMD Radeon HD 8790M

Essentials

Architecture GCN 3.0 GCN 1.0
Code name Meso Mars
Launch date 15 May 2016 1 April 2013
Place in performance rating 1006 855
Type Laptop Desktop
Design AMD Radeon HD 8000M Series

Technical info

Boost clock speed 1021 MHz 850 MHz
Core clock speed 780 MHz 850 MHz
Manufacturing process technology 28 nm 28 nm
Pipelines 704 384
Transistor count 3,100 million 1,040 million
Compute units 6
Floating-point performance 691.2 gflops
Texture fill rate 21.6 GTexel / s

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

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

API support

DirectX 12.0 (12_0) 11
OpenGL 4.5 4.4
Vulkan

Memory

Memory bus width 128 + 64 Bit 128 Bit
Memory type DDR4 / DDR3 GDDR5
Shared memory 0 0
Maximum RAM amount 2 GB
Memory bandwidth 64 GB / s
Memory clock speed 4000 MHz