AMD Radeon HD 6770M vs ATI Mobility Radeon HD 5870

Comparative analysis of AMD Radeon HD 6770M and ATI Mobility Radeon HD 5870 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. 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, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps).

AMD Radeon HD 6770M

ATI Mobility Radeon HD 5870

Differences

Reasons to consider the AMD Radeon HD 6770M

Videocard is newer: launch date 0 year(s) 11 month(s) later
Around 4% higher core clock speed: 725 MHz vs 700 MHz
Around 43% lower typical power consumption: 35 Watt vs 50 Watt
2.6x better performance in PassMark - G2D Mark: 572 vs 223
Around 81% better performance in GFXBench 4.0 - Manhattan (Frames): 3044 vs 1679
Around 9% better performance in GFXBench 4.0 - T-Rex (Frames): 3348 vs 3077
Around 81% better performance in GFXBench 4.0 - Manhattan (Fps): 3044 vs 1679
Around 9% better performance in GFXBench 4.0 - T-Rex (Fps): 3348 vs 3077

Specifications (specs)
Launch date	4 January 2011 vs 7 January 2010
Core clock speed	725 MHz vs 700 MHz
Thermal Design Power (TDP)	35 Watt vs 50 Watt
Benchmarks
PassMark - G2D Mark	572 vs 223
GFXBench 4.0 - Manhattan (Frames)	3044 vs 1679
GFXBench 4.0 - T-Rex (Frames)	3348 vs 3077
GFXBench 4.0 - Manhattan (Fps)	3044 vs 1679
GFXBench 4.0 - T-Rex (Fps)	3348 vs 3077

Reasons to consider the ATI Mobility Radeon HD 5870

Around 61% higher texture fill rate: 28 GTexel / s vs 17.4 GTexel / s
Around 67% higher pipelines: 800 vs 480
Around 61% better floating-point performance: 1,120.0 gflops vs 696.0 gflops
Around 11% higher memory clock speed: 4000 MHz vs 3600 MHz
Around 13% better performance in PassMark - G3D Mark: 1092 vs 964
Around 70% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 8.17 vs 4.817
2.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 585.971 vs 234.842
2.2x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.86 vs 0.393
Around 30% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 20.108 vs 15.475
2.9x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 98.606 vs 33.71

Specifications (specs)
Texture fill rate	28 GTexel / s vs 17.4 GTexel / s
Pipelines	800 vs 480
Floating-point performance	1,120.0 gflops vs 696.0 gflops
Memory clock speed	4000 MHz vs 3600 MHz
Benchmarks
PassMark - G3D Mark	1092 vs 964
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	8.17 vs 4.817
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	585.971 vs 234.842
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.86 vs 0.393
CompuBench 1.5 Desktop - Video Composition (Frames/s)	20.108 vs 15.475
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	98.606 vs 33.71

Compare benchmarks

GPU 1: AMD Radeon HD 6770M
GPU 2: ATI Mobility Radeon HD 5870

PassMark - G3D Mark

GPU 1

GPU 2

964

1092

PassMark - G2D Mark

GPU 1

GPU 2

572

223

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

4.817

8.17

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

GPU 1

GPU 2

234.842

585.971

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

0.393

0.86

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

15.475

20.108

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

33.71

98.606

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3044

1679

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3348

3077

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3044

1679

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3348

3077

Name	AMD Radeon HD 6770M	ATI Mobility Radeon HD 5870
PassMark - G3D Mark	964	1092
PassMark - G2D Mark	572	223
Geekbench - OpenCL	8338
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.817	8.17
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	234.842	585.971
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.393	0.86
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.475	20.108
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	33.71	98.606
GFXBench 4.0 - Manhattan (Frames)	3044	1679
GFXBench 4.0 - T-Rex (Frames)	3348	3077
GFXBench 4.0 - Manhattan (Fps)	3044	1679
GFXBench 4.0 - T-Rex (Fps)	3348	3077
3DMark Fire Strike - Graphics Score	0
GFXBench 4.0 - Car Chase Offscreen (Frames)		2070
GFXBench 4.0 - Car Chase Offscreen (Fps)		2070

Compare specifications (specs)

	AMD Radeon HD 6770M	ATI Mobility Radeon HD 5870
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Whistler	Broadway
Launch date	4 January 2011	7 January 2010
Place in performance rating	988	1190
Type	Laptop	Laptop
Technical info
Core clock speed	725 MHz	700 MHz
Floating-point performance	696.0 gflops	1,120.0 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	480	800
Texture fill rate	17.4 GTexel / s	28 GTexel / s
Thermal Design Power (TDP)	35 Watt	50 Watt
Transistor count	716 million	1,040 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	MXM-A (3.0)	MXM-B (3.0)
Laptop size	medium sized	large
API support
DirectX	11.2 (11_0)	11.2 (11_0)
OpenGL	4.4	4.4
Memory
Maximum RAM amount	1 GB	1 GB
Memory bandwidth	57.6 GB / s	64.0 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	3600 MHz	4000 MHz
Memory type	GDDR5	DDR3, GDDR3, GDDR5
Shared memory	0	0
Technologies
HDMI 1.3a