GeForce GTX 675M SLI vs Radeon HD 7660G plus HD 7670M Dual Graphics

If you are going to buy a new graphics card and are choosing between GeForce GTX 675M SLI and Radeon HD 7660G plus HD 7670M Dual Graphics, 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 GeForce GTX 675M SLI stacks up against Radeon HD 7660G plus HD 7670M Dual Graphics, check out specs charts below.

GeForce GTX 675M SLI and Radeon HD 7660G plus HD 7670M Dual Graphics are Laptop Graphics Cards

Note: GeForce GTX 675M SLI 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 GeForce GTX 675M SLI or Radeon HD 7660G plus HD 7670M Dual Graphics here:

Main Specs

  GeForce GTX 675M SLI Radeon HD 7660G plus HD 7670M Dual Graphics
Power consumption (TDP) 2x 100 Watt
Memory type GDDR5 DDR3,GDDR5
  Check Price Check Price
  • Both cards are used in Laptops.
  • GeForce GTX 675M SLI is build with Fermi 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 65 MHz higher, than GeForce GTX 675M SLI.
  • GeForce GTX 675M SLI is manufactured by 40 nm process technology, and Radeon HD 7660G plus HD 7670M Dual Graphics - by 40 / 32 nm process technology.
  • Memory clock speed of GeForce GTX 675M SLI is 1200 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Game benchmarks

high / 1080p 18−20 1−2
ultra / 1080p 10−12 0−1
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 35−40 12−14
medium / 1080p 24−27 3−4
The average gaming FPS of GeForce GTX 675M SLI in Assassin's Creed Odyssey is 350% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  GeForce GTX 675M SLI Radeon HD 7660G plus HD 7670M Dual Graphics
Architecture Fermi Terascale 2
Code name N12E-GTX2
Type Laptop Laptop
Release date 6 January 2011 15 May 2012
Pipelines 768 862
Core clock speed 620 MHz 685 / 600 MHz
Manufacturing process technology 40 nm 40 / 32 nm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3000 MHz 1800 MHz
Shared memory - -
DirectX DirectX 11, Shader 5.0 DirectX 11, Shader 5.0
CUDA +
SLI options +
Laptop size large medium sized
Optimus +
  Check Price Check Price