AMD Radeon HD 7420G IGP vs NVIDIA GeForce GTX 680M

Comparative analysis of AMD Radeon HD 7420G IGP and NVIDIA GeForce GTX 680M 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.

AMD Radeon HD 7420G IGP

NVIDIA GeForce GTX 680M

Differences

Reasons to consider the AMD Radeon HD 7420G IGP

2.9x lower typical power consumption: 35 Watt vs 100 Watt

Thermal Design Power (TDP)	35 Watt vs 100 Watt

Reasons to consider the NVIDIA GeForce GTX 680M

Around 50% higher core clock speed: 720 MHz vs 480 MHz
Around 16% higher boost clock speed: 758 MHz vs 655 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm

Core clock speed	720 MHz vs 480 MHz
Boost clock speed	758 MHz vs 655 MHz
Manufacturing process technology	28 nm vs 32 nm

Compare benchmarks

GPU 1: AMD Radeon HD 7420G IGP
GPU 2: NVIDIA GeForce GTX 680M

Name	AMD Radeon HD 7420G IGP	NVIDIA GeForce GTX 680M
PassMark - G3D Mark		3239
PassMark - G2D Mark		343
Geekbench - OpenCL		9406
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		28.081
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		879.575
CompuBench 1.5 Desktop - T-Rex (Frames/s)		2.823
CompuBench 1.5 Desktop - Video Composition (Frames/s)		40.155
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		99.75
GFXBench 4.0 - Car Chase Offscreen (Frames)		1263
GFXBench 4.0 - Manhattan (Frames)		2409
GFXBench 4.0 - T-Rex (Frames)		3111
GFXBench 4.0 - Car Chase Offscreen (Fps)		1263
GFXBench 4.0 - Manhattan (Fps)		2409
GFXBench 4.0 - T-Rex (Fps)		3111
3DMark Fire Strike - Graphics Score		0

Compare specifications (specs)

	AMD Radeon HD 7420G IGP	NVIDIA GeForce GTX 680M
Essentials
Architecture	TeraScale 3	Kepler
Code name	Scrapper	GK104
Launch date	6 June 2012	4 June 2012
Place in performance rating	not rated	1061
Type	Desktop	Laptop
Launch price (MSRP)		$310.50
Price now		$499.99
Value for money (0-100)		8.46
Technical info
Boost clock speed	655 MHz	758 MHz
Core clock speed	480 MHz	720 MHz
Manufacturing process technology	32 nm	28 nm
Thermal Design Power (TDP)	35 Watt	100 Watt
Transistor count	1,303 million	3,540 million
CUDA cores		1344
Floating-point performance		2,038 gflops
Pipelines		1344
Texture fill rate		80.6 billion / sec
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	IGP	MXM-B (3.0)
Bus support		PCI Express 3.0
Laptop size		large
SLI options		2-way
Supplementary power connectors		None
API support
DirectX	11.2 (11_0)	12 API
OpenGL	4.4	4.5
OpenCL		1.1
Memory
Maximum RAM amount		4 GB
Memory bandwidth		115.2 GB / s
Memory bus width		256 Bit
Memory clock speed		1800 MHz
Memory type		GDDR5
Shared memory		0
Technologies
3D Vision
Adaptive VSync
CUDA
DirectX 11		DirectX 11
SLI
TXAA