Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon R9 M395

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 M395, 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 M395, check out specs charts below.

Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M395 are Laptop Graphics Cards

Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M395 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 M395 here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R9 M395
Memory type DDR3,GDDR5 GDDR5
Maximum RAM amount 4 GB
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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 M395 - with GCN.
  • Core clock speed of Radeon R9 M395 is 149 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 M395 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 550 MHz higher, than Radeon R9 M395.

Game benchmarks

high / 1080p 1−2 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 3−4 40−45
The average gaming FPS of Radeon R9 M395 in Assassin's Creed Odyssey is 683% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon R9 M395
Architecture Terascale 2 GCN
Type Laptop Laptop
Release date 15 May 2012 9 June 2015
Pipelines 862 1792
Core clock speed 685 / 600 MHz 834 MHz
Transistor count 5000 Million
Manufacturing process technology 40 / 32 nm 28 nm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 1250 MHz
Shared memory - -
DirectX DirectX 11, Shader 5.0
OpenGL 4.4
OpenCL Not Listed
Vulkan +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 336 Mh/s
Laptop size medium sized large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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