Iris Plus Graphics 655 vs Radeon HD 7660G plus HD 7670M Dual Graphics

When comparing Iris Plus Graphics 655 and Radeon HD 7660G plus HD 7670M Dual Graphics, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Iris Plus Graphics 655 and Radeon HD 7660G plus HD 7670M Dual Graphics is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Iris Plus Graphics 655 and Radeon HD 7660G plus HD 7670M Dual Graphics are Laptop Graphics Cards

Note: Iris Plus Graphics 655 and Radeon HD 7660G plus HD 7670M Dual Graphics 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 Iris Plus Graphics 655 or Radeon HD 7660G plus HD 7670M Dual Graphics here:

Main Specs

  Iris Plus Graphics 655 Radeon HD 7660G plus HD 7670M Dual Graphics
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type DDR3/DDR4 DDR3,GDDR5
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Iris Plus Graphics 655 is build with Gen. 9.5 Kaby Lake architecture, and Radeon HD 7660G plus HD 7670M Dual Graphics - with Terascale 2.
  • Core clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 385 MHz higher, than Iris Plus Graphics 655.
  • Iris Plus Graphics 655 is manufactured by 14 nm process technology, and Radeon HD 7660G plus HD 7670M Dual Graphics - by 40 / 32 nm process technology.

Game benchmarks

high / 1080p 12−14 1−2
ultra / 1080p 7−8 0−1
QHD / 1440p 2−3 0−1
low / 720p 27−30 12−14
medium / 1080p 16−18 3−4
The average gaming FPS of Iris Plus Graphics 655 in Assassin's Creed Odyssey is 216% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Iris Plus Graphics 655 Radeon HD 7660G plus HD 7670M Dual Graphics
Architecture Gen. 9.5 Kaby Lake Terascale 2
Code name Kaby Lake GT3e
Type Laptop Laptop
Release date 1 September 2017 15 May 2012
Pipelines 48 862
Core clock speed 300 MHz 685 / 600 MHz
Boost Clock 1200 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 40 / 32 nm
Texture fill rate 50.40
Memory bus width 128 Bit
Memory clock speed 1800 MHz
Shared memory + -
DirectX 12 (12_1) DirectX 11, Shader 5.0
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103
Laptop size medium sized
Quick Sync +
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