GeForce GTX 860M vs Radeon HD 7660G plus HD 7670M Dual Graphics

When comparing GeForce GTX 860M 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 GeForce GTX 860M 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.

GeForce GTX 860M and Radeon HD 7660G plus HD 7670M Dual Graphics are Laptop Graphics Cards

Note: GeForce GTX 860M 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 860M or Radeon HD 7660G plus HD 7670M Dual Graphics here:

Main Specs

  GeForce GTX 860M Radeon HD 7660G plus HD 7670M Dual Graphics
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 DDR3,GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • GeForce GTX 860M is build with Maxwell architecture, and Radeon HD 7660G plus HD 7670M Dual Graphics - with Terascale 2.
  • Core clock speed of GeForce GTX 860M is 112 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
  • GeForce GTX 860M is manufactured by 28 nm process technology, and Radeon HD 7660G plus HD 7670M Dual Graphics - by 40 / 32 nm process technology.

Game benchmarks

high / 1080p 16−18 1−2
ultra / 1080p 10−11 0−1
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 30−35 12−14
medium / 1080p 21−24 3−4
The average gaming FPS of GeForce GTX 860M in Assassin's Creed Odyssey is 300% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  GeForce GTX 860M Radeon HD 7660G plus HD 7670M Dual Graphics
Architecture Maxwell Terascale 2
Code name N15P-GX
Type Laptop Laptop
Release date 12 March 2014 15 May 2012
Pipelines 640 862
Core clock speed 797 MHz 685 / 600 MHz
Boost Clock 915 MHz
Transistor count 1,870 million
Manufacturing process technology 28 nm 40 / 32 nm
Texture fill rate 43.40
Floating-point performance 1,389 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1800 MHz
Memory bandwidth 80.0 GB/s
Shared memory - -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.5
OpenCL 1.1
Vulkan 1.1.126
CUDA +
CUDA cores 1152 or 640
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 163 Mh/s
Laptop size medium sized medium sized
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
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