AMD Radeon HD 6770M vs ATI Radeon HD 5550

Comparative analysis of AMD Radeon HD 6770M and ATI Radeon HD 5550 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 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon HD 6770M

  • Videocard is newer: launch date 10 month(s) later
  • Around 32% higher core clock speed: 725 MHz vs 550 MHz
  • Around 98% higher texture fill rate: 17.4 GTexel / s vs 8.8 GTexel / s
  • Around 50% higher pipelines: 480 vs 320
  • Around 98% better floating-point performance: 696.0 gflops vs 352.0 gflops
  • Around 11% lower typical power consumption: 35 Watt vs 39 Watt
  • 2x more maximum memory size: 1 GB vs 512 MB
  • Around 13% higher memory clock speed: 3600 MHz vs 3200 MHz
  • 2.6x better performance in PassMark - G3D Mark: 964 vs 364
  • 3.2x better performance in PassMark - G2D Mark: 572 vs 177
Specifications (specs)
Launch date 4 January 2011 vs 9 February 2010
Core clock speed 725 MHz vs 550 MHz
Texture fill rate 17.4 GTexel / s vs 8.8 GTexel / s
Pipelines 480 vs 320
Floating-point performance 696.0 gflops vs 352.0 gflops
Thermal Design Power (TDP) 35 Watt vs 39 Watt
Maximum memory size 1 GB vs 512 MB
Memory clock speed 3600 MHz vs 3200 MHz
Benchmarks
PassMark - G3D Mark 964 vs 364
PassMark - G2D Mark 572 vs 177

Compare benchmarks

GPU 1: AMD Radeon HD 6770M
GPU 2: ATI Radeon HD 5550

PassMark - G3D Mark
GPU 1
GPU 2
964
364
PassMark - G2D Mark
GPU 1
GPU 2
572
177
Name AMD Radeon HD 6770M ATI Radeon HD 5550
PassMark - G3D Mark 964 364
PassMark - G2D Mark 572 177
Geekbench - OpenCL 8338
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 4.825
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 235.133
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.393
CompuBench 1.5 Desktop - Video Composition (Frames/s) 15.472
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 33.956
GFXBench 4.0 - Manhattan (Frames) 3275
GFXBench 4.0 - T-Rex (Frames) 3344
GFXBench 4.0 - Manhattan (Fps) 3275
GFXBench 4.0 - T-Rex (Fps) 3344
3DMark Fire Strike - Graphics Score 0

Compare specifications (specs)

AMD Radeon HD 6770M ATI Radeon HD 5550

Essentials

Architecture TeraScale 2 TeraScale 2
Code name Whistler Redwood
Launch date 4 January 2011 9 February 2010
Place in performance rating 822 840
Type Laptop Desktop

Technical info

Core clock speed 725 MHz 550 MHz
Floating-point performance 696.0 gflops 352.0 gflops
Manufacturing process technology 40 nm 40 nm
Pipelines 480 320
Texture fill rate 17.4 GTexel / s 8.8 GTexel / s
Thermal Design Power (TDP) 35 Watt 39 Watt
Transistor count 716 million 627 million

Video outputs and ports

Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA

Compatibility, dimensions and requirements

Interface MXM-A (3.0) PCIe 2.0 x16
Laptop size medium sized
Length 165 mm
Supplementary power connectors None

API support

DirectX 11.2 (11_0) 11.2 (11_0)
OpenGL 4.4 4.4

Memory

Maximum RAM amount 1 GB 512 MB
Memory bandwidth 57.6 GB / s 51.2 GB / s
Memory bus width 128 Bit 128 Bit
Memory clock speed 3600 MHz 3200 MHz
Memory type GDDR5 GDDR5
Shared memory 0