Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon HD 7770

When comparing Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7770, 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 Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7770 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon HD 7660G plus HD 7670M Dual Graphics is a Laptop Graphics Card

Note: Radeon HD 7660G plus HD 7670M Dual Graphics is only used in laptop graphics. It has 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 here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7770
Memory type DDR3,GDDR5 GDDR5
Maximum RAM amount 2 GB
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  • Radeon HD 7660G plus HD 7670M Dual Graphics is used in Laptops, and Radeon HD 7770 - in Desktops.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon HD 7770 - with GCN.
  • Core clock speed of Radeon HD 7770 is 315 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 HD 7770 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770 is 2700 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Game benchmarks

high / 1080p 1−2 10−11
ultra / 1080p 0−1 6−7
QHD / 1440p 0−1 1−2
low / 720p 12−14 24−27
medium / 1080p 3−4 12−14
The average gaming FPS of Radeon HD 7770 in Assassin's Creed Odyssey is 166% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7770
Architecture Terascale 2 GCN
Code name Cape Verde
Type Laptop Desktop
Release date 15 May 2012 15 February 2012
Pipelines 862 640
Core clock speed 685 / 600 MHz 1000 MHz
Manufacturing process technology 40 / 32 nm 28 nm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1800 MHz 4500 MHz
Shared memory - -
DirectX DirectX 11, Shader 5.0 DirectX 11.1, Shader 5.1
Bitcoin / BTC (SHA256) 156 Mh/s
Laptop size medium sized
Eyefinity +
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