AMD Radeon HD 6870 vs ATI Mobility Radeon HD 5850

Comparative analysis of AMD Radeon HD 6870 and ATI Mobility Radeon HD 5850 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 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

AMD Radeon HD 6870

ATI Mobility Radeon HD 5850

Differences

Reasons to consider the AMD Radeon HD 6870

Videocard is newer: launch date 9 month(s) later
2.5x more texture fill rate: 50.4 GTexel / s vs 20 GTexel / s
Around 40% higher pipelines: 1120 vs 800
2.5x better floating-point performance: 2,016.0 gflops vs 800.0 gflops
2.9x better performance in PassMark - G3D Mark: 2217 vs 763
Around 2% better performance in PassMark - G2D Mark: 412 vs 403
2.2x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 16.41 vs 7.457
Around 68% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 857.798 vs 512.081
2.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 4238 vs 1643
Around 12% better performance in GFXBench 4.0 - Manhattan (Frames): 3711 vs 3314
2.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 4238 vs 1643
Around 12% better performance in GFXBench 4.0 - Manhattan (Fps): 3711 vs 3314

Specifications (specs)
Launch date	21 October 2010 vs 7 January 2010
Texture fill rate	50.4 GTexel / s vs 20 GTexel / s
Pipelines	1120 vs 800
Floating-point performance	2,016.0 gflops vs 800.0 gflops
Benchmarks
PassMark - G3D Mark	2217 vs 763
PassMark - G2D Mark	412 vs 403
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	16.41 vs 7.457
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	857.798 vs 512.081
GFXBench 4.0 - Car Chase Offscreen (Frames)	4238 vs 1643
GFXBench 4.0 - Manhattan (Frames)	3711 vs 3314
GFXBench 4.0 - Car Chase Offscreen (Fps)	4238 vs 1643
GFXBench 4.0 - Manhattan (Fps)	3711 vs 3314

Reasons to consider the ATI Mobility Radeon HD 5850

5x lower typical power consumption: 30 Watt vs 151 Watt
3.8x more memory clock speed: 4000 MHz vs 1050 MHz

Specifications (specs)
Thermal Design Power (TDP)	30 Watt vs 151 Watt
Memory clock speed	4000 MHz vs 1050 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3356 vs 3349
GFXBench 4.0 - T-Rex (Fps)	3356 vs 3349

Compare benchmarks

GPU 1: AMD Radeon HD 6870
GPU 2: ATI Mobility Radeon HD 5850

PassMark - G3D Mark

GPU 1

GPU 2

2217

763

PassMark - G2D Mark

GPU 1

GPU 2

412

403

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

16.41

7.457

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

GPU 1

GPU 2

857.798

512.081

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

4238

1643

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3711

3314

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3349

3356

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

4238

1643

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3711

3314

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3349

3356

Name	AMD Radeon HD 6870	ATI Mobility Radeon HD 5850
PassMark - G3D Mark	2217	763
PassMark - G2D Mark	412	403
Geekbench - OpenCL	4950
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	16.41	7.457
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	857.798	512.081
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.346
CompuBench 1.5 Desktop - Video Composition (Frames/s)	45.514
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	184.41
GFXBench 4.0 - Car Chase Offscreen (Frames)	4238	1643
GFXBench 4.0 - Manhattan (Frames)	3711	3314
GFXBench 4.0 - T-Rex (Frames)	3349	3356
GFXBench 4.0 - Car Chase Offscreen (Fps)	4238	1643
GFXBench 4.0 - Manhattan (Fps)	3711	3314
GFXBench 4.0 - T-Rex (Fps)	3349	3356
3DMark Fire Strike - Graphics Score	0

Compare specifications (specs)

	AMD Radeon HD 6870	ATI Mobility Radeon HD 5850
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Barts	Broadway
Design	AMD Radeon HD 6000 Series
Launch date	21 October 2010	7 January 2010
Launch price (MSRP)	$239
Place in performance rating	842	844
Price now	$89.99
Type	Desktop	Laptop
Value for money (0-100)	38.38
Technical info
Boost clock speed	900 MHz
Floating-point performance	2,016.0 gflops	800.0 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	1120	800
Texture fill rate	50.4 GTexel / s	20 GTexel / s
Thermal Design Power (TDP)	151 Watt	30 Watt
Transistor count	1,700 million	1,040 million
Core clock speed		500 MHz
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 2x mini-DisplayPort	No outputs
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Bus support	PCIe 2.0 x16
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	220 mm
Supplementary power connectors	2x 6-pin
Laptop size		large
API support
DirectX	11	11.2 (11_0)
OpenGL	4.4	4.4
Memory
Maximum RAM amount	1 GB	1 GB
Memory bandwidth	134.4 GB / s	64.0 GB / s
Memory bus width	256 Bit	128 Bit
Memory clock speed	1050 MHz	4000 MHz
Memory type	GDDR5	DDR3, GDDR3, GDDR5
Shared memory	0	0
Technologies
AMD Eyefinity
CrossFire
HDMI 1.3a