AMD Radeon HD 6390 vs AMD Radeon HD 6550D

Comparative analysis of AMD Radeon HD 6390 and AMD Radeon HD 6550D 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, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the AMD Radeon HD 6550D

  • Around 9% higher core clock speed: 600 MHz vs 550 MHz
  • Around 25% higher pipelines: 400 vs 320
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 nm vs 40 nm
Core clock speed 600 MHz vs 550 MHz
Pipelines 400 vs 320
Manufacturing process technology 32 nm vs 40 nm

Compare benchmarks

GPU 1: AMD Radeon HD 6390
GPU 2: AMD Radeon HD 6550D

Name AMD Radeon HD 6390 AMD Radeon HD 6550D
PassMark - G3D Mark 401
PassMark - G2D Mark 131
Geekbench - OpenCL 1345
GFXBench 4.0 - Car Chase Offscreen (Frames) 1382
GFXBench 4.0 - Car Chase Offscreen (Fps) 1382
GFXBench 4.0 - Manhattan (Frames) 1975
GFXBench 4.0 - Manhattan (Fps) 1975
GFXBench 4.0 - T-Rex (Frames) 3324
GFXBench 4.0 - T-Rex (Fps) 3324

Compare specifications (specs)

AMD Radeon HD 6390 AMD Radeon HD 6550D

Essentials

Architecture TeraScale 2 Terascale 2
Code name Redwood Llano
Launch date 4 July 2011 30 June 2011
Place in performance rating not rated 1245
Type Desktop Desktop

Technical info

Core clock speed 550 MHz 600 MHz
Floating-point performance 352.0 gflops
Manufacturing process technology 40 nm 32 nm
Pipelines 320 400
Texture fill rate 8.8 GTexel / s
Thermal Design Power (TDP) 39 Watt
Transistor count 627 million 1000 Million

Video outputs and ports

Display Connectors 1x DVI, 1x HDMI, 1x VGA

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16
Length 165 mm
Supplementary power connectors None

API support

DirectX 11.2 (11_0) 11
OpenGL 4.4

Memory

Maximum RAM amount 1 GB
Memory bandwidth 16 GB / s
Memory bus width 128 Bit
Memory clock speed 1000 MHz
Memory type DDR2
Shared memory 1

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