Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon R7 M270

When choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R7 M270, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R7 M270.

Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R7 M270 are Laptop Graphics Cards

Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R7 M270 are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 7660G plus HD 7670M Dual Graphics or Radeon R7 M270 here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R7 M270
Interface PCIe 3.0 x8
Memory type DDR3,GDDR5 Not Listed
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon R7 M270 - with GCN.
  • Core clock speed of Radeon R7 M270 is 140 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and Radeon R7 M270 - by 28 nm process technology.

Game benchmarks

high / 1080p 1−2 0−1
ultra / 1080p 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 1−2
medium / 1080p 3−4 0−1
The average gaming FPS of Radeon HD 7660G plus HD 7670M Dual Graphics in Assassin's Creed Odyssey is 1200% more, than Radeon R7 M270.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R7 M270
Architecture Terascale 2 GCN
Code name Opal XT / Mars
Type Laptop Laptop
Release date 15 May 2012 7 January 2014
Pipelines 862 384
Core clock speed 685 / 600 MHz 825 MHz
Transistor count 950 million
Manufacturing process technology 40 / 32 nm 28 nm
Texture fill rate 19.80
Floating-point performance 633.6 gflops
Memory bus width 128 Bit
Memory clock speed 1800 MHz
Memory bandwidth 28.8 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized medium sized
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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