NVIDIA GeForce GTX 285 vs ATI Radeon HD 3870 X2

Comparative analysis of NVIDIA GeForce GTX 285 and ATI Radeon HD 3870 X2 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GTX 285

ATI Radeon HD 3870 X2

Differences

Reasons to consider the NVIDIA GeForce GTX 285

Videocard is newer: launch date 10 month(s) later
Around 79% higher core clock speed: 1476 MHz vs 825 MHz
2.6x better performance in PassMark - G3D Mark: 1501 vs 587

Specifications (specs)
Launch date	23 December 2008 vs 26 January 2008
Core clock speed	1476 MHz vs 825 MHz
Benchmarks
PassMark - G3D Mark	1501 vs 587
GFXBench 4.0 - T-Rex (Frames)	3347 vs 3336
GFXBench 4.0 - T-Rex (Fps)	3347 vs 3336

Reasons to consider the ATI Radeon HD 3870 X2

4.1x more texture fill rate: 2x 13.2 GTexel / s billion / sec vs 51.8 billion / sec
2.7x more pipelines: 2x 320 vs 240
Around 49% better floating-point performance: 2x 528.0 gflops vs 708.5 gflops
Around 24% lower typical power consumption: 165 Watt vs 204 Watt
Around 45% higher memory clock speed: 1802 MHz vs 1242 MHz
Around 72% better performance in PassMark - G2D Mark: 117 vs 68

Specifications (specs)
Texture fill rate	2x 13.2 GTexel / s billion / sec vs 51.8 billion / sec
Pipelines	2x 320 vs 240
Floating-point performance	2x 528.0 gflops vs 708.5 gflops
Thermal Design Power (TDP)	165 Watt vs 204 Watt
Memory clock speed	1802 MHz vs 1242 MHz
Benchmarks
PassMark - G2D Mark	117 vs 68

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 285
GPU 2: ATI Radeon HD 3870 X2

PassMark - G3D Mark

GPU 1

GPU 2

1501

587

PassMark - G2D Mark

GPU 1

GPU 2

117

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3347

3336

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3347

3336

Name	NVIDIA GeForce GTX 285	ATI Radeon HD 3870 X2
PassMark - G3D Mark	1501	587
PassMark - G2D Mark	68	117
Geekbench - OpenCL	22124
GFXBench 4.0 - T-Rex (Frames)	3347	3336
GFXBench 4.0 - T-Rex (Fps)	3347	3336

Compare specifications (specs)

	NVIDIA GeForce GTX 285	ATI Radeon HD 3870 X2
Essentials
Architecture	Tesla 2.0	TeraScale
Code name	GT200B	R680
Launch date	23 December 2008	26 January 2008
Launch price (MSRP)	$359	$449
Place in performance rating	1206	1208
Price now	$179.99
Type	Desktop	Desktop
Value for money (0-100)	9.17
Technical info
Core clock speed	1476 MHz	825 MHz
CUDA cores	240
Floating-point performance	708.5 gflops	2x 528.0 gflops
Manufacturing process technology	55 nm	55 nm
Maximum GPU temperature	105 °C
Pipelines	240	2x 320
Texture fill rate	51.8 billion / sec	2x 13.2 GTexel / s billion / sec
Thermal Design Power (TDP)	204 Watt	165 Watt
Transistor count	1,400 million	666 million
Video outputs and ports
Audio input for HDMI	S / PDIF
Display Connectors	2x DVI, 1x S-Video, HDTVTwo Dual Link DVI	2x DVI, 1x S-Video
HDMI
Maximum VGA resolution	2048x1536
Multi monitor support
Compatibility, dimensions and requirements
Height	4.376" (111 mm) (11.1 cm)
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	10.5" (267 mm) (26.7 cm)	267 mm
SLI options	2-way3-way
Supplementary power connectors	2x 6-pin	1x 6-pin + 1x 8-pin
API support
DirectX	10.0	10.1
OpenGL	2.1	3.3
Memory
Maximum RAM amount	1 GB	2x 512 MB
Memory bandwidth	159.0 GB / s	2x 57.7 GB / s
Memory bus width	512 Bit	2x 256 Bit
Memory clock speed	1242 MHz	1802 MHz
Memory type	GDDR3	GDDR3
Technologies
3D Vision
CUDA
High Dynamic-Range Lighting (HDRR)	128bit
SLI