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.

 

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 9272
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 1060
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

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