Iris Plus Graphics 645 vs Radeon HD 7660G plus HD 7670M Dual Graphics

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 645 and Radeon HD 7660G plus HD 7670M Dual Graphics. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Iris Plus Graphics 645 and Radeon HD 7660G plus HD 7670M Dual Graphics. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Plus Graphics 645 and Radeon HD 7660G plus HD 7670M Dual Graphics are Laptop Graphics Cards

Note: Iris Plus Graphics 645 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 645 or Radeon HD 7660G plus HD 7670M Dual Graphics here:

Main Specs

  Iris Plus Graphics 645 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 645 is build with Gen. 9.5 Coffee 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 645.
  • Iris Plus Graphics 645 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 4−5 1−2
ultra / 1080p 2−3 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 12−14
medium / 1080p 5−6 3−4
The average gaming FPS of Iris Plus Graphics 645 in Assassin's Creed Odyssey is 16% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Iris Plus Graphics 645 Radeon HD 7660G plus HD 7670M Dual Graphics
Architecture Gen. 9.5 Coffee Lake Terascale 2
Code name Kaby Lake GT3e
Type Laptop Laptop
Release date 10 July 2019 15 May 2012
Pipelines 48 862
Core clock speed 300 MHz 685 / 600 MHz
Boost Clock 1150 MHz
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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