Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon Sky 500

If you are going to buy a new graphics card and are choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon Sky 500, 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 Sky 500, check out specs charts below.

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 Sky 500
Power consumption (TDP) 150 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type DDR3,GDDR5 GDDR5
Maximum RAM amount 4 GB
Display Connectors 1x DisplayPort
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  • Radeon HD 7660G plus HD 7670M Dual Graphics is used in Laptops, and Radeon Sky 500 - in Desktops.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon Sky 500 - with GCN 1.0.
  • Core clock speed of Radeon Sky 500 is 265 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 Sky 500 - by 28 nm process technology.
  • Memory clock speed of Radeon Sky 500 is 3000 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.

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 Sky 500 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 Sky 500
Architecture Terascale 2 GCN 1.0
Code name Pitcairn
Type Laptop Desktop
Release date 15 May 2012 27 March 2013
Pipelines 862 1280
Core clock speed 685 / 600 MHz 950 MHz
Transistor count 2,800 million
Manufacturing process technology 40 / 32 nm 28 nm
Texture fill rate 76.00
Floating-point performance 2,432 gflops
Length 242 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 4800 MHz
Memory bandwidth 154 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 12 (11_1)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Bus support PCIe 3.0
Laptop size medium sized
Form factor full height / full length
DisplayPort count 1
Dual-link DVI support +
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