ATI Radeon HD 3470 vs ATI Radeon HD 3870

Comparative analysis of ATI Radeon HD 3470 and ATI Radeon HD 3870 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Radeon HD 3470

ATI Radeon HD 3870

Differences

Reasons to consider the ATI Radeon HD 3470

Videocard is newer: launch date 2 month(s) later
Around 3% higher core clock speed: 800 MHz vs 777 MHz
3.5x lower typical power consumption: 30 Watt vs 106 Watt
Around 7% better performance in PassMark - G2D Mark: 62 vs 58

Specifications (specs)
Launch date	23 January 2008 vs 19 November 2007
Core clock speed	800 MHz vs 777 MHz
Thermal Design Power (TDP)	30 Watt vs 106 Watt
Benchmarks
PassMark - G2D Mark	62 vs 58

Reasons to consider the ATI Radeon HD 3870

3.9x more texture fill rate: 12.43 GTexel / s vs 3.2 GTexel / s
8x more pipelines: 320 vs 40
7.8x better floating-point performance: 497.3 gflops vs 64 gflops
2x more maximum memory size: 512 MB vs 256 MB
Around 19% higher memory clock speed: 2252 MHz vs 1900 MHz
4.7x better performance in PassMark - G3D Mark: 555 vs 119
4.1x better performance in GFXBench 4.0 - T-Rex (Frames): 3131 vs 764
4.1x better performance in GFXBench 4.0 - T-Rex (Fps): 3131 vs 764

Specifications (specs)
Texture fill rate	12.43 GTexel / s vs 3.2 GTexel / s
Pipelines	320 vs 40
Floating-point performance	497.3 gflops vs 64 gflops
Maximum memory size	512 MB vs 256 MB
Memory clock speed	2252 MHz vs 1900 MHz
Benchmarks
PassMark - G3D Mark	555 vs 119
GFXBench 4.0 - T-Rex (Frames)	3131 vs 764
GFXBench 4.0 - T-Rex (Fps)	3131 vs 764

Compare benchmarks

GPU 1: ATI Radeon HD 3470
GPU 2: ATI Radeon HD 3870

PassMark - G3D Mark

GPU 1

GPU 2

119

555

PassMark - G2D Mark

GPU 1

GPU 2

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

764

3131

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

764

3131

Name	ATI Radeon HD 3470	ATI Radeon HD 3870
PassMark - G3D Mark	119	555
PassMark - G2D Mark	62	58
GFXBench 4.0 - T-Rex (Frames)	764	3131
GFXBench 4.0 - T-Rex (Fps)	764	3131

Compare specifications (specs)

	ATI Radeon HD 3470	ATI Radeon HD 3870
Essentials
Architecture	TeraScale	TeraScale
Code name	RV620	RV670
Launch date	23 January 2008	19 November 2007
Place in performance rating	1622	1392
Type	Desktop	Desktop
Launch price (MSRP)		$269
Technical info
Core clock speed	800 MHz	777 MHz
Floating-point performance	64 gflops	497.3 gflops
Manufacturing process technology	55 nm	55 nm
Pipelines	40	320
Texture fill rate	3.2 GTexel / s	12.43 GTexel / s
Thermal Design Power (TDP)	30 Watt	106 Watt
Transistor count	181 million	666 million
Video outputs and ports
Display Connectors	1x DVI, 1x VGA, 1x S-Video	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	168 mm	241 mm
Supplementary power connectors	None	1x 6-pin
API support
DirectX	10.1	10.0
OpenGL	3.3	3.3
Memory
Maximum RAM amount	256 MB	512 MB
Memory bandwidth	15.2 GB / s	72.1 GB / s
Memory bus width	64 Bit	256 Bit
Memory clock speed	1900 MHz	2252 MHz
Memory type	GDDR3	GDDR4