AMD Radeon HD 8400 IGP vs NVIDIA GeForce GT 640M LE

Comparative analysis of AMD Radeon HD 8400 IGP and NVIDIA GeForce GT 640M LE 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps).

AMD Radeon HD 8400 IGP

NVIDIA GeForce GT 640M LE

Differences

Reasons to consider the AMD Radeon HD 8400 IGP

Videocard is newer: launch date 1 year(s) 6 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
2.8x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 18.197 vs 6.495
5.3x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1322.192 vs 251.012
2.7x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.774 vs 0.649
3.5x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 47.241 vs 13.333
16.1x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 224.569 vs 13.954

Specifications (specs)
Launch date	23 November 2013 vs 4 May 2012
Manufacturing process technology	28 nm vs 40 nm
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	18.197 vs 6.495
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1322.192 vs 251.012
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.774 vs 0.649
CompuBench 1.5 Desktop - Video Composition (Frames/s)	47.241 vs 13.333
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	224.569 vs 13.954

Reasons to consider the NVIDIA GeForce GT 640M LE

3x more pipelines: 384 vs 128
3.8x better floating-point performance: 384.0 gflops vs 102.4 gflops
Around 25% lower typical power consumption: 20 Watt vs 25 Watt
2.7x better performance in PassMark - G3D Mark: 707 vs 266
2.2x better performance in PassMark - G2D Mark: 172 vs 77
Around 94% better performance in Geekbench - OpenCL: 2344 vs 1207
2.5x better performance in GFXBench 4.0 - Manhattan (Frames): 2289 vs 930
Around 92% better performance in GFXBench 4.0 - T-Rex (Frames): 3127 vs 1631
2.5x better performance in GFXBench 4.0 - Manhattan (Fps): 2289 vs 930
Around 92% better performance in GFXBench 4.0 - T-Rex (Fps): 3127 vs 1631

Specifications (specs)
Pipelines	384 vs 128
Floating-point performance	384.0 gflops vs 102.4 gflops
Thermal Design Power (TDP)	20 Watt vs 25 Watt
Benchmarks
PassMark - G3D Mark	707 vs 266
PassMark - G2D Mark	172 vs 77
Geekbench - OpenCL	2344 vs 1207
GFXBench 4.0 - Manhattan (Frames)	2289 vs 930
GFXBench 4.0 - T-Rex (Frames)	3127 vs 1631
GFXBench 4.0 - Manhattan (Fps)	2289 vs 930
GFXBench 4.0 - T-Rex (Fps)	3127 vs 1631

Compare benchmarks

GPU 1: AMD Radeon HD 8400 IGP
GPU 2: NVIDIA GeForce GT 640M LE

PassMark - G3D Mark

GPU 1

GPU 2

266

707

PassMark - G2D Mark

GPU 1

GPU 2

172

Geekbench - OpenCL

GPU 1

GPU 2

1207

2344

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

18.197

6.495

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

GPU 1

GPU 2

1322.192

251.012

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

GPU 1

GPU 2

1.774

0.649

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

47.241

13.333

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

224.569

13.954

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

930

2289

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1631

3127

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

930

2289

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1631

3127

Name	AMD Radeon HD 8400 IGP	NVIDIA GeForce GT 640M LE
PassMark - G3D Mark	266	707
PassMark - G2D Mark	77	172
Geekbench - OpenCL	1207	2344
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	18.197	6.495
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1322.192	251.012
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.774	0.649
CompuBench 1.5 Desktop - Video Composition (Frames/s)	47.241	13.333
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	224.569	13.954
GFXBench 4.0 - Manhattan (Frames)	930	2289
GFXBench 4.0 - T-Rex (Frames)	1631	3127
GFXBench 4.0 - Manhattan (Fps)	930	2289
GFXBench 4.0 - T-Rex (Fps)	1631	3127
GFXBench 4.0 - Car Chase Offscreen (Frames)		1583
GFXBench 4.0 - Car Chase Offscreen (Fps)		1583

Compare specifications (specs)

	AMD Radeon HD 8400 IGP	NVIDIA GeForce GT 640M LE
Essentials
Architecture	GCN 2.0	Fermi
Code name	Kalindi	GF108
Launch date	23 November 2013	4 May 2012
Place in performance rating	1342	1345
Type	Desktop	Laptop
Launch price (MSRP)		$849.99
Price now		$849.99
Value for money (0-100)		1.17
Technical info
Core clock speed	400 MHz
Floating-point performance	102.4 gflops	384.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	128	384
Texture fill rate	3.2 GTexel / s
Thermal Design Power (TDP)	25 Watt	20 Watt
Transistor count	1,178 million	585 million
CUDA cores		Up to 384
Video outputs and ports
Display Connectors	No outputs	No outputs
HDCP
HDMI
Maximum VGA resolution		Up to 2048x1536
Compatibility, dimensions and requirements
Interface	IGP	PCIe 2.0 x16
Bus support		PCI Express 2.0, PCI Express 3.0
Laptop size		medium sized
API support
DirectX	12.0 (12_0)	12 API
OpenGL	4.5	4.5
OpenCL		1.1
Memory
Memory type	System Shared	DDR3\DDR5
Maximum RAM amount		1 GB
Memory bus width		128bit
Memory clock speed		3140 MHz
Shared memory		0
Technologies
3D Blu-Ray
3D Vision
3D Vision / 3DTV Play
CUDA
DirectCompute
DirectX 11		DirectX 11
Optimus
Verde Drivers