NVIDIA GeForce GTX 950M vs ATI Mobility Radeon HD 3870 X2

Comparative analysis of NVIDIA GeForce GTX 950M and ATI Mobility 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, 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.

NVIDIA GeForce GTX 950M

ATI Mobility Radeon HD 3870 X2

Differences

Reasons to consider the NVIDIA GeForce GTX 950M

Videocard is newer: launch date 6 year(s) 6 month(s) later
Around 38% higher core clock speed: 914 MHz vs 660 MHz
Around 70% better floating-point performance: 1,439 gflops vs 2x 422.4 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
Around 47% lower typical power consumption: 75 Watt vs 110 Watt
4x more maximum memory size: 4 GB vs 2x 512 MB
Around 47% higher memory clock speed: 1000 or 2500 MHz vs 1700 MHz
5.4x better performance in PassMark - G3D Mark: 2581 vs 478
Around 16% better performance in PassMark - G2D Mark: 217 vs 187

Specifications (specs)
Launch date	13 March 2015 vs 1 September 2008
Core clock speed	914 MHz vs 660 MHz
Floating-point performance	1,439 gflops vs 2x 422.4 gflops
Manufacturing process technology	28 nm vs 55 nm
Thermal Design Power (TDP)	75 Watt vs 110 Watt
Maximum memory size	4 GB vs 2x 512 MB
Memory clock speed	1000 or 2500 MHz vs 1700 MHz
Benchmarks
PassMark - G3D Mark	2581 vs 478
PassMark - G2D Mark	217 vs 187

Reasons to consider the ATI Mobility Radeon HD 3870 X2

4.7x more texture fill rate: 2x 10.56 GTexel / s billion / sec vs 44.96 GTexel / s

Texture fill rate	2x 10.56 GTexel / s billion / sec vs 44.96 GTexel / s

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 950M
GPU 2: ATI Mobility Radeon HD 3870 X2

PassMark - G3D Mark

GPU 1

GPU 2

2581

478

PassMark - G2D Mark

GPU 1

GPU 2

217

187

Name	NVIDIA GeForce GTX 950M	ATI Mobility Radeon HD 3870 X2
PassMark - G3D Mark	2581	478
PassMark - G2D Mark	217	187
Geekbench - OpenCL	9740
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	42.396
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	373.644
CompuBench 1.5 Desktop - T-Rex (Frames/s)	2.54
CompuBench 1.5 Desktop - Video Composition (Frames/s)	39.412
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	139.158
GFXBench 4.0 - Car Chase Offscreen (Frames)	4148
GFXBench 4.0 - Manhattan (Frames)	3715
GFXBench 4.0 - T-Rex (Frames)	3358
GFXBench 4.0 - Car Chase Offscreen (Fps)	4148
GFXBench 4.0 - Manhattan (Fps)	3715
GFXBench 4.0 - T-Rex (Fps)	3358
3DMark Fire Strike - Graphics Score	3350

Compare specifications (specs)

	NVIDIA GeForce GTX 950M	ATI Mobility Radeon HD 3870 X2
Essentials
Architecture	Maxwell	TeraScale
Code name	GM107	M88
Launch date	13 March 2015	1 September 2008
Place in performance rating	878	881
Type	Laptop	Laptop
Technical info
Boost clock speed	1124 MHz
Core clock speed	914 MHz	660 MHz
CUDA cores	640
Floating-point performance	1,439 gflops	2x 422.4 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	640	640
Texture fill rate	44.96 GTexel / s	2x 10.56 GTexel / s billion / sec
Thermal Design Power (TDP)	75 Watt	110 Watt
Transistor count	1,870 million	666 million
Video outputs and ports
Display Connectors	No outputs	No outputs
DisplayPort Multimode (DP++) support	1
HDMI
VGA аnalog display support	1
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Interface	PCIe 3.0 x8	PCIe 2.0 x16
Laptop size	medium sized	large
API support
DirectX	12.0 (11_0)	10.1
OpenGL	4.5	3.3
Memory
Maximum RAM amount	4 GB	2x 512 MB
Memory bandwidth	32 or 80 GB / s	2x 54.4 GB / s
Memory bus width	128 Bit	256 Bit
Memory clock speed	1000 or 2500 MHz	1700 MHz
Memory type	DDR3 or GDDR5	GDDR3
Shared memory	0	0
Technologies
Adaptive VSync
Ansel
BatteryBoost
CUDA
DSR
GameStream
GameWorks
GeForce Experience
GeForce ShadowPlay
GPU Boost
H.264, VC1, MPEG2 1080p video decoder
Optimus
SLI