Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon R9 M280X

If you are going to buy a new graphics card and are choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M280X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7660G plus HD 7670M Dual Graphics stacks up against Radeon R9 M280X, check out specs charts below.

Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M280X are Laptop Graphics Cards

Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M280X 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 R9 M280X here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R9 M280X
Interface PCIe 3.0 x16
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 R9 M280X - with GCN.
  • Core clock speed of Radeon R9 M280X is 215 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 R9 M280X - by 28 nm process technology.

Game benchmarks

high / 1080p 1−2 2−3
ultra / 1080p 0−1 1−2
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 3−4 4−5
The average gaming FPS of Radeon R9 M280X in Assassin's Creed Odyssey is 16% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R9 M280X
Architecture Terascale 2 GCN
Code name Saturn XT
Type Laptop Laptop
Release date 15 May 2012 1 February 2015
Pipelines 862 896
Core clock speed 685 / 600 MHz 900 MHz
Transistor count 2,080 million
Manufacturing process technology 40 / 32 nm 28 nm
Texture fill rate 61.60
Floating-point performance 1,792 gflops
Memory bus width 128 Bit
Memory clock speed 1800 MHz
Memory bandwidth 96 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support Not Listed
Laptop size medium sized large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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