Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon R8 M445DX

If you are going to buy a new graphics card and are choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R8 M445DX, 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 R8 M445DX, check out specs charts below.

Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R8 M445DX are Laptop Graphics Cards

Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R8 M445DX 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 R8 M445DX here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R8 M445DX
Interface IGP
Memory type DDR3,GDDR5 DDR4/DDR3
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 R8 M445DX - with GCN.
  • Core clock speed of Radeon R8 M445DX is 35 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 R8 M445DX - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 867 MHz higher, than Radeon R8 M445DX.

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 R8 M445DX.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R8 M445DX
Architecture Terascale 2 GCN
Code name Meso
Type Laptop Laptop
Release date 15 May 2012 1 June 2016
Pipelines 862 704
Core clock speed 685 / 600 MHz 720 / 1020 MHz
Boost Clock 1021 MHz
Transistor count 1,550 million
Manufacturing process technology 40 / 32 nm 28 nm
Texture fill rate 20.42
Memory bus width 128 Bit 128 + 64 Bit
Memory clock speed 1800 MHz 933 / 1000 MHz
Shared memory - -
DirectX DirectX 11, Shader 5.0 12 (12_0)
Shader Model 6.0
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Laptop size medium sized medium sized
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