AMD Radeon HD 7620G IGP vs NVIDIA GeForce GTX 660M

Comparative analysis of AMD Radeon HD 7620G IGP and NVIDIA GeForce GTX 660M 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 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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 - Car Chase Offscreen (Fps), 3DMark Fire Strike - Graphics Score.

AMD Radeon HD 7620G IGP

NVIDIA GeForce GTX 660M

Differences

Reasons to consider the AMD Radeon HD 7620G IGP

Videocard is newer: launch date 1 month(s) later
2x lower typical power consumption: 25 Watt vs 50 Watt
Around 6% better performance in GFXBench 4.0 - T-Rex (Frames): 3357 vs 3176
Around 6% better performance in GFXBench 4.0 - T-Rex (Fps): 3357 vs 3176

Specifications (specs)
Launch date	15 May 2012 vs 22 March 2012
Thermal Design Power (TDP)	25 Watt vs 50 Watt
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3357 vs 3176
GFXBench 4.0 - T-Rex (Fps)	3357 vs 3176

Reasons to consider the NVIDIA GeForce GTX 660M

2.3x more core clock speed: 835 MHz vs 360 MHz
Around 91% higher boost clock speed: 950 MHz vs 497 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm
4x better performance in PassMark - G3D Mark: 1454 vs 364
2.4x better performance in PassMark - G2D Mark: 268 vs 111
3.3x better performance in Geekbench - OpenCL: 4041 vs 1232
Around 24% better performance in GFXBench 4.0 - Manhattan (Frames): 2253 vs 1810
Around 24% better performance in GFXBench 4.0 - Manhattan (Fps): 2253 vs 1810

Specifications (specs)
Core clock speed	835 MHz vs 360 MHz
Boost clock speed	950 MHz vs 497 MHz
Manufacturing process technology	28 nm vs 32 nm
Benchmarks
PassMark - G3D Mark	1454 vs 364
PassMark - G2D Mark	268 vs 111
Geekbench - OpenCL	4041 vs 1232
GFXBench 4.0 - Manhattan (Frames)	2253 vs 1810
GFXBench 4.0 - Manhattan (Fps)	2253 vs 1810

Compare benchmarks

GPU 1: AMD Radeon HD 7620G IGP
GPU 2: NVIDIA GeForce GTX 660M

PassMark - G3D Mark

GPU 1

GPU 2

364

1454

PassMark - G2D Mark

GPU 1

GPU 2

111

268

Geekbench - OpenCL

GPU 1

GPU 2

1232

4041

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1810

2253

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1810

2253

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3357

3176

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3357

3176

Name	AMD Radeon HD 7620G IGP	NVIDIA GeForce GTX 660M
PassMark - G3D Mark	364	1454
PassMark - G2D Mark	111	268
Geekbench - OpenCL	1232	4041
GFXBench 4.0 - Manhattan (Frames)	1810	2253
GFXBench 4.0 - Manhattan (Fps)	1810	2253
GFXBench 4.0 - T-Rex (Frames)	3357	3176
GFXBench 4.0 - T-Rex (Fps)	3357	3176
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		10.837
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		405.086
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.098
CompuBench 1.5 Desktop - Video Composition (Frames/s)		21.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		33.754
GFXBench 4.0 - Car Chase Offscreen (Frames)		1094
GFXBench 4.0 - Car Chase Offscreen (Fps)		1094
3DMark Fire Strike - Graphics Score		475

Compare specifications (specs)

	AMD Radeon HD 7620G IGP	NVIDIA GeForce GTX 660M
Essentials
Architecture	TeraScale 3	Kepler
Code name	Devastator	GK107
Launch date	15 May 2012	22 March 2012
Place in performance rating	1266	1267
Type	Desktop	Laptop
Technical info
Boost clock speed	497 MHz	950 MHz
Core clock speed	360 MHz	835 MHz
Manufacturing process technology	32 nm	28 nm
Thermal Design Power (TDP)	25 Watt	50 Watt
Transistor count	1,303 million	1,270 million
CUDA cores		384
Floating-point performance		729.6 gflops
Pipelines		384
Texture fill rate		30.4 billion / sec
Video outputs and ports
Display Connectors	No outputs	No outputs
HDCP
HDMI
Maximum VGA resolution		Up to 2048x1536
Compatibility, dimensions and requirements
Interface	IGP	MXM-B (3.0)
Bus support		PCI Express 2.0, PCI Express 3.0
Laptop size		large
SLI options		2-way
API support
DirectX	11.2 (11_0)	12 API
OpenGL	4.4	4.5
OpenCL		1.1
Memory
Maximum RAM amount		1 GB
Memory bandwidth		64.0 GB / s
Memory bus width		128bit
Memory clock speed		2000 MHz
Memory type		GDDR5
Shared memory		0
Technologies
3D Vision
3D Vision / 3DTV Play
Adaptive VSync
CUDA
DirectX 11		DirectX 11
FXAA
SLI
TXAA