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.

AMD Radeon HD 6770M

ATI Radeon HD 5550

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 377
3.1x better performance in PassMark - G2D Mark: 572 vs 185

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 377
PassMark - G2D Mark	572 vs 185

Compare benchmarks

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

PassMark - G3D Mark

GPU 1

GPU 2

964

377

PassMark - G2D Mark

GPU 1

GPU 2

572

185

Name	AMD Radeon HD 6770M	ATI Radeon HD 5550
PassMark - G3D Mark	964	377
PassMark - G2D Mark	572	185
Geekbench - OpenCL	8338
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.817
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	234.842
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.393
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.475
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	33.71
GFXBench 4.0 - Manhattan (Frames)	3044
GFXBench 4.0 - T-Rex (Frames)	3348
GFXBench 4.0 - Manhattan (Fps)	3044
GFXBench 4.0 - T-Rex (Fps)	3348
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	984	890
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