GeForce GTX 680MX vs Radeon R7 M270DX

When choosing between GeForce GTX 680MX and Radeon R7 M270DX, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 680MX and Radeon R7 M270DX.

GeForce GTX 680MX is a Laptop Graphics Card

Note: GeForce GTX 680MX 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 GeForce GTX 680MX here:

Main Specs

  GeForce GTX 680MX Radeon R7 M270DX
Power consumption (TDP) 122 Watt
Interface IGP
Memory type GDDR5 System Shared
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • GeForce GTX 680MX is used in Laptops, and Radeon R7 M270DX - in Desktops.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon R7 M270DX - with GCN 3.0.
  • Core clock speed of Radeon R7 M270DX is 180 MHz higher, than GeForce GTX 680MX.
  • GeForce GTX 680MX and Radeon R7 M270DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 21−24 2−3
ultra / 1080p 12−14 0−1
QHD / 1440p 7−8 0−1
4K / 2160p 5−6
low / 720p 40−45 12−14
medium / 1080p 27−30 3−4
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 416% more, than Radeon R7 M270DX.

Full Specs

  GeForce GTX 680MX Radeon R7 M270DX
Architecture Kepler GCN 3.0
Code name Topaz
Type Laptop Desktop
Release date 23 October 2012 11 June 2014
Pipelines 1536 384
Core clock speed 720 MHz 900 MHz
Boost Clock 940 MHz
Transistor count 3540 Million 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.2 billion/sec 22.56
Memory bus width 256 Bit
Memory clock speed 2500 MHz
Memory bandwidth 160 GB/s
Shared memory -
DirectX 12 API 12 (12_0)
Shader Model 6.3
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.2.131
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s
Laptop size large
Optimus +
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